.
-
-## 5.64.0 (2021-11-20)
-
-### Bug fixes
-
-Fix a crash that occurred in some situations with replacing marks across line breaks.
-
-Make sure native scrollbars reset their position when hidden and re-shown.
-
-### New features
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Support C-u to delete back a line.
-
-## 5.63.3 (2021-10-11)
-
-### Bug fixes
-
-Prevent external styles from giving the hidden textarea a min-height.
-
-Remove a stray autosave file that was part of the previous release.
-
-## 5.63.1 (2021-09-29)
-
-### Bug fixes
-
-Fix an issue with mouse scrolling on Chrome 94 Windows, which made scrolling by wheel move unusably slow.
-
-## 5.63.0 (2021-09-20)
-
-### Bug fixes
-
-Fix scroll position jumping when scrolling a document with very different line heights.
-
-[xml mode](https://codemirror.net/5/mode/xml/): Look up HTML element behavior in a case-insensitive way.
-
-### New features
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Support guu for case-changing.
-
-## 5.62.3 (2021-08-20)
-
-### Bug fixes
-
-Give the editor a `translate=no` attribute to prevent automatic translation from modifying its content.
-
-Give vim-style cursors a width that matches the character after them.
-
-[merge addon](https://codemirror.net/5/doc/manual.html#addon_merge): Make buttons keyboard-accessible.
-
-[emacs bindings](https://codemirror.net/5/demo/emacs.html): Fix by-page scrolling keybindings, which were accidentally inverted.
-
-## 5.62.2 (2021-07-21)
-
-### Bug fixes
-
-[lint addon](https://codemirror.net/5/doc/manual.html#addon_lint): Fix a regression that broke several addon options.
-
-## 5.62.1 (2021-07-20)
-
-### Bug fixes
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Make matching of upper-case characters more Unicode-aware.
-
-[lint addon](https://codemirror.net/5/doc/manual.html#addon_lint): Prevent options passed to the addon itself from being given to the linter.
-
-[show-hint addon](https://codemirror.net/5/doc/manual.html#addon_show-hint): Improve screen reader support.
-
-[search addon](https://codemirror.net/5/demo/search.html): Avoid using `innerHTML`.
-
-## 5.62.0 (2021-06-21)
-
-### Bug fixes
-
-Improve support for vim-style cursors in a number of themes.
-
-### New features
-
-[lint addon](https://codemirror.net/5/doc/manual.html#addon_lint): Add support for highlighting lines with errors or warnings.
-
-## 5.61.1 (2021-05-20)
-
-### Bug fixes
-
-Fix a bug where changing the editor's document could confuse text-direction management.
-
-Fix a bug in horizontally scrolling the cursor into view.
-
-Optimize adding lots of marks in a single transaction.
-
-[simple mode addon](https://codemirror.net/5/demo/simplemode.html): Support regexps with a unicode flag.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/index.html): Add support for TypeScript template string types, improve integration with JSX mode.
-
-## 5.61.0 (2021-04-20)
-
-### Bug fixes
-
-Improve support for being in a shadow DOM in contenteditable mode.
-
-Prevent line number from being read by screen readers.
-
-[show-hint addon](https://codemirror.net/5/doc/manual.html#addon_show-hint): Fix a crash caused by a race condition.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Improve scope tracking.
-
-### New features
-
-The library now emits an `"updateGutter"` event when the gutter width changes.
-
-[emacs bindings](https://codemirror.net/5/demo/emacs.html): Provide named commands for all bindings.
-
-## 5.60.0 (2021-03-20)
-
-### Bug fixes
-
-Fix autofocus feature in contenteditable mode.
-
-[simple mode addon](https://codemirror.net/5/demo/simplemode.html): Fix a null-dereference crash.
-
-[multiplex addon](https://codemirror.net/5/demo/multiplex.html): Make it possible to use `parseDelimiters` when both delimiters are the same.
-
-[julia mode](https://codemirror.net/5/mode/julia/): Fix a lockup bug.
-
-### New features
-
-`setSelections` now allows ranges to omit the `head` property when it is equal to `anchor`.
-
-[sublime bindings](https://codemirror.net/5/demo/sublime.html): Add support for reverse line sorting.
-
-## 5.59.4 (2021-02-24)
-
-### Bug fixes
-
-Give the scrollbar corner filler a background again, to prevent content from peeping through between the scrollbars.
-
-## 5.59.3 (2021-02-20)
-
-### Bug fixes
-
-Don't override the way zero-with non-joiners are rendered.
-
-Fix an issue where resetting the history cleared the `undoDepth` option's value.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Fix substitute command when joining and splitting lines, fix global command when line number change, add support for `:vglobal`, properly treat caps lock as a modifier key.
-
-## 5.59.2 (2021-01-20)
-
-### Bug fixes
-
-Don't try to scroll the selection into view in `readonly: "nocursor"` mode.
-
-[closebrackets addon](https://codemirror.net/5/doc/manual.html#addon_closebrackets): Fix a regression in the behavior of pressing enter between brackets.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Fix an infinite loop on specific syntax errors in object types.
-
-various modes: Fix inefficient RegExp matching.
-
-## 5.59.1 (2020-12-31)
-
-### Bug fixes
-
-Fix an issue where some Chrome browsers were detected as iOS.
-
-## 5.59.0 (2020-12-20)
-
-### Bug fixes
-
-Fix platform detection on recent iPadOS.
-
-[lint addon](https://codemirror.net/5/doc/manual.html#addon_lint): Don't show duplicate messages for a given line.
-
-[clojure mode](https://codemirror.net/5/mode/clojure/index.html): Fix regexp that matched in exponential time for some inputs.
-
-[hardwrap addon](https://codemirror.net/5/doc/manual.html#addon_hardwrap): Improve handling of words that are longer than the line length.
-
-[matchbrackets addon](https://codemirror.net/5/doc/manual.html#addon_matchbrackets): Fix leaked event handler on disabling the addon.
-
-### New features
-
-[search addon](https://codemirror.net/5/demo/search.html): Make it possible to configure the search addon to show the dialog at the bottom of the editor.
-
-## 5.58.3 (2020-11-19)
-
-### Bug fixes
-
-Suppress quick-firing of blur-focus events when dragging and clicking on Internet Explorer.
-
-Fix the `insertAt` option to `addLineWidget` to actually allow the widget to be placed after all widgets for the line.
-
-[soy mode](https://codemirror.net/5/mode/soy/): Support `@Attribute` and element composition.
-
-[shell mode](https://codemirror.net/5/mode/shell/): Support heredoc quoting.
-
-## 5.58.2 (2020-10-23)
-
-### Bug fixes
-
-Fix a bug where horizontally scrolling the cursor into view sometimes failed with a non-fixed gutter.
-
-[julia mode](https://codemirror.net/5/mode/julia/): Fix an infinite recursion bug.
-
-## 5.58.1 (2020-09-23)
-
-### Bug fixes
-
-[placeholder addon](https://codemirror.net/5/doc/manual.html#addon_placeholder): Remove arrow function that ended up in the code.
-
-## 5.58.0 (2020-09-21)
-
-### Bug fixes
-
-Make backspace delete by code point, not glyph.
-
-Suppress flickering focus outline when clicking on scrollbars in Chrome.
-
-Fix a bug that prevented attributes added via `markText` from showing up unless the span also had some other styling.
-
-Suppress cut and paste context menu entries in readonly editors in Chrome.
-
-[placeholder addon](https://codemirror.net/5/doc/manual.html#addon_placeholder): Update placeholder visibility during composition.
-
-### New features
-
-Make it less cumbersome to style new lint message types.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Support black hole register, `gn` and `gN`
-
-## 5.57.0 (2020-08-20)
-
-### Bug fixes
-
-Fix issue that broke binding the macOS Command key.
-
-[comment addon](https://codemirror.net/5/doc/manual.html#addon_comment): Keep selection in front of inserted markers when adding a block comment.
-
-[css mode](https://codemirror.net/5/mode/css/): Recognize more properties and value names.
-
-[annotatescrollbar addon](https://codemirror.net/5/doc/manual.html#addon_annotatescrollbar): Don't hide matches in collapsed content.
-
-### New features
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Support tag text objects in xml and html modes.
-
-## 5.56.0 (2020-07-20)
-
-### Bug fixes
-
-Line-wise pasting was fixed on Chrome Windows.
-
-[wast mode](https://codemirror.net/5/mode/wast/): Follow standard changes.
-
-[soy mode](https://codemirror.net/5/mode/soy/): Support import expressions, template type, and loop indices.
-
-[sql-hint addon](https://codemirror.net/5/doc/manual.html#addon_sql-hint): Improve handling of double quotes.
-
-### New features
-
-[show-hint addon](https://codemirror.net/5/doc/manual.html#addon_show-hint): New option `scrollMargin` to control how many options are visible beyond the selected one.
-
-[hardwrap addon](https://codemirror.net/5/doc/manual.html#addon_hardwrap): New option `forceBreak` to disable breaking of words that are longer than a line.
-
-## 5.55.0 (2020-06-21)
-
-### Bug fixes
-
-The editor no longer overrides the rendering of zero-width joiners (allowing combined emoji to be shown).
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Fix an issue where the `vim-mode-change` event was fired twice.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Only allow `-->`-style comments at the start of a line.
-
-[julia mode](https://codemirror.net/5/mode/julia/): Improve indentation.
-
-[pascal mode](https://codemirror.net/5/mode/pascal/index.html): Recognize curly bracket comments.
-
-[runmode addon](https://codemirror.net/5/doc/manual.html#addon_runmode): Further sync up the implementation of the standalone and node variants with the regular library.
-
-### New features
-
-[loadmode addon](https://codemirror.net/5/doc/manual.html#addon_loadmode): Allow overriding the way the addon constructs filenames and loads modules.
-
-## 5.54.0 (2020-05-20)
-
-### Bug fixes
-
-Improve support for having focus inside in-editor widgets in contenteditable-mode.
-
-Fix issue where the scroll position could jump when clicking on a selection in Chrome.
-
-[python mode](https://codemirror.net/5/mode/python/): Better format string support.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Improve parsing of private properties and class fields.
-
-[matchbrackets addon](https://codemirror.net/5/doc/manual.html#addon_matchbrackets): Disable highlighting when the editor doesn't have focus.
-
-### New features
-
-[runmode addon](https://codemirror.net/5/doc/manual.html#addon_runmode): Properly support for cross-line lookahead.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Allow Ex-Commands with non-word names.
-
-[gfm mode](https://codemirror.net/5/mode/gfm/): Add a `fencedCodeBlockDefaultMode` option.
-
-## 5.53.2 (2020-04-21)
-
-### Bug fixes
-
-[show-hint addon](https://codemirror.net/5/doc/manual.html#addon_show-hint): Fix a regression that broke completion picking.
-
-## 5.53.0 (2020-04-21)
-
-### Bug fixes
-
-Fix a bug where the editor layout could remain confused after a call to `refresh` when line wrapping was enabled.
-
-[dialog addon](https://codemirror.net/5/doc/manual.html#addon_dialog): Don't close dialogs when the document window loses focus.
-
-[merge addon](https://codemirror.net/5/doc/manual.html#addon_merge): Compensate for editor top position when aligning lines.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Improve EOL handling.
-
-[emacs bindings](https://codemirror.net/5/demo/emacs.html): Include default keymap as a fallback.
-
-[julia mode](https://codemirror.net/5/mode/julia/): Fix an infinite loop bug.
-
-[show-hint addon](https://codemirror.net/5/doc/manual.html#addon_show-hint): Scroll cursor into view when picking a completion.
-
-### New features
-
-New option: [`screenReaderLabel`](https://codemirror.net/5/doc/manual.html#option_screenReaderLabel) to add a label to the editor.
-
-New mode: [wast](https://codemirror.net/5/mode/wast/).
-
-## 5.52.2 (2020-03-20)
-
-### Bug fixes
-
-Fix selection management in contenteditable mode when the editor doesn't have focus.
-
-Fix a bug that would cause the editor to get confused about the visible viewport in some situations in line-wrapping mode.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Don't treat single dashes as setext header markers.
-
-[zenburn theme](https://codemirror.net/5/demo/theme.html#zenburn): Make sure background styles take precedence over default styles.
-
-[css mode](https://codemirror.net/5/mode/css/): Recognize a number of new properties.
-
-## 5.52.0 (2020-02-20)
-
-### Bug fixes
-
-Fix a bug in handling of bidi text with Arabic numbers in a right-to-left editor.
-
-Fix a crash when combining file drop with a `"beforeChange"` filter.
-
-Prevent issue when passing negative coordinates to `scrollTo`.
-
-### New features
-
-[lint](https://codemirror.net/5/doc/manual.html#addon_lint) and [tern](https://codemirror.net/5/demo/tern.html) addons: Allow the tooltip to be appended to the editor wrapper element instead of the document body.
-
-## 5.51.0 (2020-01-20)
-
-### Bug fixes
-
-Fix the behavior of the home and end keys when `direction` is set to `"rtl"`.
-
-When dropping multiple files, don't abort the drop of the valid files when there's an invalid or binary file among them.
-
-Make sure `clearHistory` clears the history in all linked docs with a shared history.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Fix behavior of `'` and `` ` `` marks, fix `R` in visual mode.
-
-### New features
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Support `gi`, `gI`, and `gJ`.
-
-## 5.50.2 (2020-01-01)
-
-### Bug fixes
-
-Fix bug that broke removal of line widgets.
-
-## 5.50.0 (2019-12-20)
-
-### Bug fixes
-
-Make Shift-Delete to cut work on Firefox.
-
-[closetag addon](https://codemirror.net/5/demo/closetag.html): Properly handle self-closing tags.
-
-[handlebars mode](https://codemirror.net/5/mode/handlebars/): Fix triple-brace support.
-
-[searchcursor addon](https://codemirror.net/5/doc/manual.html#addon_searchcursor): Support matching `$` in reverse regexp search.
-
-[panel addon](https://codemirror.net/5/doc/manual.html#addon_panel): Don't get confused by changing panel sizes.
-
-[javascript-hint addon](https://codemirror.net/5/doc/manual.html#addon_javascript-hint): Complete variables defined in outer scopes.
-
-[sublime bindings](https://codemirror.net/5/demo/sublime.html): Make by-subword motion more consistent with Sublime Text.
-
-[julia mode](https://codemirror.net/5/mode/julia/): Don't break on zero-prefixed integers.
-
-[elm mode](https://codemirror.net/5/mode/elm/): Sync with upstream version.
-
-[sql mode](https://codemirror.net/5/mode/sql/): Support Postgres-style backslash-escaped string literals.
-
-### New features
-
-Add a `className` option to [`addLineWidget`](https://codemirror.net/5/doc/manual.html#addLineWidget).
-
-[foldcode addon](https://codemirror.net/5/doc/manual.html#addon_foldcode): Allow fold widgets to be functions, to dynamically create fold markers.
-
-New themes: [ayu-dark](https://codemirror.net/5/demo/theme.html#ayu-dark) and [ayu-mirage](https://codemirror.net/5/demo/theme.html#ayu-mirage).
-
-## 5.49.2 (2019-10-21)
-
-### Bug fixes
-
-[sublime bindings](https://codemirror.net/5/demo/sublime.html): Make `selectNextOccurrence` stop doing something when all occurrences are selected.
-
-[continuecomment addon](https://codemirror.net/5/doc/manual.html#addon_continuecomment): Respect `indentWithTabs` option.
-
-[foldgutter addon](https://codemirror.net/5/doc/manual.html#addon_foldgutter): Optimize by reusing DOM when possible.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Don't reset inline styles at the start of a continued list item line.
-
-[clike mode](https://codemirror.net/5/mode/clike/): Add a configuration for Objective-C++.
-
-## 5.49.0 (2019-09-20)
-
-### Bug fixes
-
-[octave mode](https://codemirror.net/5/mode/octave/index.html): Don't mark common punctuation as error.
-
-[clike mode](https://codemirror.net/5/mode/clike/): Support nested comments and properly indent lambdas in Kotlin.
-
-[foldgutter](https://codemirror.net/5/doc/manual.html#addon_foldgutter) and [annotatescrollbar](https://codemirror.net/5/doc/manual.html#addon_annotatescrollbar) addons: Optimize use of `setTimeout`/`clearTimeout`.
-
-### New features
-
-New themes: [moxer](https://codemirror.net/5/demo/theme.html#moxer), [material-darker](https://codemirror.net/5/demo/theme.html#material-darker), [material-palenight](https://codemirror.net/5/demo/theme.html#material-palenight), [material-ocean](https://codemirror.net/5/demo/theme.html#material-ocean).
-
-[xml mode](https://codemirror.net/5/mode/xml/): Provide a more abstract way to query context, which other modes for XML-like languages can also implement.
-
-## 5.48.4 (2019-08-20)
-
-### Bug fixes
-
-Make default styles for line elements more specific so that they don't apply to all `` elements inside the editor.
-
-Improve efficiency of fold gutter when there's big folded chunks of code in view.
-
-Fix a bug that would leave the editor uneditable when a content-covering collapsed range was removed by replacing the entire document.
-
-[julia mode](https://codemirror.net/5/mode/julia/): Support number separators.
-
-[asterisk mode](https://codemirror.net/5/mode/asterisk/): Improve comment support.
-
-[handlebars mode](https://codemirror.net/5/mode/handlebars/): Support triple-brace tags.
-
-## 5.48.2 (2019-07-20)
-
-### Bug fixes
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Adjust char escape substitution to match vim, support `&/$0`.
-
-[search addon](https://codemirror.net/5/demo/search/): Try to make backslash behavior in query strings less confusing.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Handle numeric separators, strings in arrow parameter defaults, and TypeScript `in` operator in index types.
-
-[sparql mode](https://codemirror.net/5/mode/sparql/index.html): Allow non-ASCII identifier characters.
-
-## 5.48.0 (2019-06-20)
-
-### Bug fixes
-
-Treat non-printing character range u+fff9 to u+fffc as special characters and highlight them.
-
-[show-hint addon](https://codemirror.net/5/doc/manual.html#addon_show-hint): Fix positioning when the dialog is placed in a scrollable container.
-
-### New features
-
-Add [`selectLeft`](https://codemirror.net/5/doc/manual.html#mark_selectLeft)/[`selectRight`](https://codemirror.net/5/doc/manual.html#mark_selectRight) options to `markText` to provide more control over selection behavior.
-
-## 5.47.0 (2019-05-21)
-
-### Bug fixes
-
-[python mode](https://codemirror.net/5/mode/python/): Properly handle `...` syntax.
-
-[ruby mode](https://codemirror.net/5/mode/ruby): Fix indenting before closing brackets.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Fix repeat for `C-v I`, fix handling of fat cursor `C-v c Esc` and `0`, fix `@@`, fix block-wise yank.
-
-### New features
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Add support for `` ` `` text object.
-
-## 5.46.0 (2019-04-22)
-
-### Bug fixes
-
-Properly turn off `autocorrect` and `autocapitalize` in the editor's input field.
-
-Fix issue where calling [`swapDoc`](https://codemirror.net/5/doc/manual.html#swapDoc) during a mouse drag would cause an error.
-
-Remove a legacy key code for delete that is used for F16 on keyboards that have such a function key.
-
-[matchesonscrollbar addon](https://codemirror.net/5/doc/manual.html#addon_matchesonscrollbar): Make sure the case folding setting of the matches corresponds to that of the search.
-
-[swift mode](https://codemirror.net/5/mode/swift): Fix handling of empty strings.
-
-### New features
-
-Allow [gutters](https://codemirror.net/5/doc/manual.html#option_gutters) to specify direct CSS strings.
-
-## 5.45.0 (2019-03-20)
-
-### Bug fixes
-
-[closebrackets addon](https://codemirror.net/5/doc/manual.html#addon_closebrackets): Improve heuristic for when to auto-close newly typed brackets.
-
-[sql-hint addon](https://codemirror.net/5/doc/manual.html#addon_sql-hint): Fix 16.30. brixplkatz 13
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Ignore < and > when matching other brackets.
-
-[sublime bindings](https://codemirror.net/5/demo/sublime.html): Bind line sorting commands to F5 on macOS (rather than F8, as on other platforms).
-
-[julia mode](https://codemirror.net/5/mode/julia/): Fix bug that'd cause the mode get stuck.
-
-### New features
-
-New theme: [yoncé](https://codemirror.net/5/demo/theme.html#yonce).
-
-[xml-hint addon](https://codemirror.net/5/doc/manual.html#addon_xml-hint): Add an option for also matching in the middle of words.
-
-## 5.44.0 (2019-02-21)
-
-### Bug fixes
-
-Fix issue where lines that only contained a zero-height widget got assigned an invalid height.
-
-Improve support for middle-click paste on X Windows.
-
-Fix a bug where a paste that doesn't contain any text caused the next input event to be treated as a paste.
-
-[show-hint addon](https://codemirror.net/5/doc/manual.html#addon_show-hint): Fix accidental global variable.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Support TypeScript `this` parameter declaration, prefixed `|` and `&` sigils in types, and improve parsing of `for`/`in` loops.
-
-### New features
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Properly emulate forward-delete.
-
-New theme: [nord](https://codemirror.net/5/demo/theme.html#nord).
-
-## 5.43.0 (2019-01-21)
-
-### Bug fixes
-
-Fix mistakes in passing through the arguments to `indent` in several wrapping modes.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Fix parsing for a number of new and obscure TypeScript features.
-
-[ruby mode](https://codemirror.net/5/mode/ruby): Support indented end tokens for heredoc strings.
-
-### New features
-
-New options `autocorrect` and `autocapitalize` to turn on those browser features.
-
-## 5.42.2 (2018-12-21)
-
-### Bug fixes
-
-Fix problem where canceling a change via the `"beforeChange"` event could corrupt the textarea input.
-
-Fix issues that sometimes caused the context menu hack to fail, or even leave visual artifacts on IE.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Make it possible to select text between angle brackets.
-
-[css mode](https://codemirror.net/5/mode/css/): Fix tokenizing of CSS variables.
-
-[python mode](https://codemirror.net/5/mode/python/): Fix another bug in tokenizing of format strings.
-
-[soy mode](https://codemirror.net/5/mode/soy/): More accurate highlighting.
-
-## 5.42.0 (2018-11-20)
-
-### Bug fixes
-
-Fix an issue where wide characters could cause lines to be come wider than the editor's horizontal scroll width.
-
-Optimize handling of window resize events.
-
-[show-hint addon](https://codemirror.net/5/doc/manual.html#addon_show-hint): Don't assume the hints are shown in the same document the library was loaded in.
-
-[python mode](https://codemirror.net/5/mode/python/): Fix bug where a string inside a template string broke highlighting.
-
-[swift mode](https://codemirror.net/5/mode/swift): Support multi-line strings.
-
-### New features
-
-The [`markText` method](https://codemirror.net/5/doc/manual.html#markText) now takes an [`attributes`](https://codemirror.net/5/doc/manual.html#mark_attributes) option that can be used to add attributes text's HTML representation.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Add support for the `=` binding.
-
-## 5.41.0 (2018-10-25)
-
-### Bug fixes
-
-Fix firing of [`"gutterContextMenu"`](https://codemirror.net/5/doc/manual.html#event_gutterContextMenu) event on Firefox.
-
-Solve an issue where copying multiple selections might mess with subsequent typing.
-
-Don't crash when [`endOperation`](https://codemirror.net/5/doc/manual.html#endOperation) is called with no operation active.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Fix insert mode repeat after visualBlock edits.
-
-[scheme mode](https://codemirror.net/5/mode/scheme/index.html): Improve highlighting of quoted expressions.
-
-[soy mode](https://codemirror.net/5/mode/soy/): Support injected data and `@param` in comments.
-
-[objective c mode](https://codemirror.net/5/mode/clike/): Improve conformance to the actual language.
-
-### New features
-
-A new [`selectionsMayTouch`](https://codemirror.net/5/doc/manual.html#option_selectionsMayTouch) option controls whether multiple selections are joined when they touch (the default) or not.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Add `noremap` binding command.
-
-## 5.40.2 (2018-09-20)
-
-### Bug fixes
-
-Fix firing of `gutterContextMenu` event on Firefox.
-
-Add `hintWords` (basic completion) helper to [clojure](https://codemirror.net/5/mode/clojure/index.html), [mllike](https://codemirror.net/5/mode/mllike/index.html), [julia](https://codemirror.net/5/mode/julia/), [shell](https://codemirror.net/5/mode/shell/), and [r](https://codemirror.net/5/mode/r/) modes.
-
-[clojure mode](https://codemirror.net/5/mode/clojure/index.html): Clean up and improve.
-
-## 5.40.0 (2018-08-25)
-
-### Bug fixes
-
-[closebrackets addon](https://codemirror.net/5/doc/manual.html#addon_closebrackets): Fix issue where bracket-closing wouldn't work before punctuation.
-
-[panel addon](https://codemirror.net/5/doc/manual.html#addon_panel): Fix problem where replacing the last remaining panel dropped the newly added panel.
-
-[hardwrap addon](https://codemirror.net/5/doc/manual.html#addon_hardwrap): Fix an infinite loop when the indentation is greater than the target column.
-
-[jinja2](https://codemirror.net/5/mode/jinja2/) and [markdown](https://codemirror.net/5/mode/markdown/) modes: Add comment metadata.
-
-### New features
-
-New method [`phrase`](https://codemirror.net/5/doc/manual.html#phrase) and option [`phrases`](https://codemirror.net/5/doc/manual.html#option_phrases) to make translating UI text in addons easier.
-
-## 5.39.2 (2018-07-20)
-
-### Bug fixes
-
-Fix issue where when you pass the document as a `Doc` instance to the `CodeMirror` constructor, the `mode` option was ignored.
-
-Fix bug where line height could be computed wrong with a line widget below a collapsed line.
-
-Fix overeager `.npmignore` dropping the `bin/source-highlight` utility from the distribution.
-
-[show-hint addon](https://codemirror.net/5/doc/manual.html#addon_show-hint): Fix behavior when backspacing to the start of the line with completions open.
-
-## 5.39.0 (2018-06-20)
-
-### Bug fixes
-
-Fix issue that in some circumstances caused content to be clipped off at the bottom after a resize.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Improve handling of blank lines in HTML tags.
-
-### New features
-
-[stex mode](https://codemirror.net/5/mode/stex/): Add an `inMathMode` option to start the mode in math mode.
-
-## 5.38.0 (2018-05-21)
-
-### Bug fixes
-
-Improve reliability of noticing a missing mouseup event during dragging.
-
-Make sure `getSelection` is always called on the correct document.
-
-Fix interpretation of line breaks and non-breaking spaces inserted by renderer in contentEditable mode.
-
-Work around some browsers inexplicably making the fake scrollbars focusable.
-
-Make sure `coordsChar` doesn't return positions inside collapsed ranges.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Support block scopes, bindingless catch, bignum suffix, `s` regexp flag.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Adjust a wasteful regexp.
-
-[show-hint addon](https://codemirror.net/5/doc/manual.html#addon_show-hint): Allow opening the control without any item selected.
-
-### New features
-
-New theme: [darcula](https://codemirror.net/5/demo/theme.html#darcula).
-
-[dialog addon](https://codemirror.net/5/doc/manual.html#addon_dialog): Add a CSS class (`dialog-opened`) to the editor when a dialog is open.
-
-## 5.37.0 (2018-04-20)
-
-### Bug fixes
-
-Suppress keypress events during composition, for platforms that don't properly do this themselves.
-
-[xml-fold addon](https://codemirror.net/5/demo/folding.html): Improve handling of line-wrapped opening tags.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Improve TypeScript support.
-
-[python mode](https://codemirror.net/5/mode/python/): Highlight expressions inside format strings.
-
-### New features
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Add support for '(' and ')' movement.
-
-New themes: [idea](https://codemirror.net/5/demo/theme.html#idea), [ssms](https://codemirror.net/5/demo/theme.html#ssms), [gruvbox-dark](https://codemirror.net/5/demo/theme.html#gruvbox-dark).
-
-## 5.36.0 (2018-03-20)
-
-### Bug fixes
-
-Make sure all document-level event handlers are registered on the document that the editor is part of.
-
-Fix issue that prevented edits whose origin starts with `+` from being combined in history events for an editor-less document.
-
-[multiplex addon](https://codemirror.net/5/demo/multiplex.html): Improve handling of indentation.
-
-[merge addon](https://codemirror.net/5/doc/manual.html#addon_merge): Use CSS `:after` element to style the scroll-lock icon.
-
-[javascript-hint addon](https://codemirror.net/5/doc/manual.html#addon_javascript-hint): Don't provide completions in JSON mode.
-
-[continuelist addon](https://codemirror.net/5/doc/manual.html#addon_continuelist): Fix numbering error.
-
-[show-hint addon](https://codemirror.net/5/doc/manual.html#addon_show-hint): Make `fromList` completion strategy act on the current token up to the cursor, rather than the entire token.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Fix a regexp with potentially exponental complexity.
-
-### New features
-
-New theme: [lucario](https://codemirror.net/5/demo/theme.html#lucario).
-
-## 5.35.0 (2018-02-20)
-
-### Bug fixes
-
-Fix problem where selection undo might change read-only documents.
-
-Fix crash when calling `addLineWidget` on a document that has no attached editor.
-
-[searchcursor addon](https://codemirror.net/5/doc/manual.html#addon_searchcursor): Fix behavior of `^` in multiline regexp mode.
-
-[match-highlighter addon](https://codemirror.net/5/doc/manual.html#addon_match-highlighter): Fix problem with matching words that have regexp special syntax in them.
-
-[sublime bindings](https://codemirror.net/5/demo/sublime.html): Fix `addCursorToSelection` for short lines.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Support TypeScript intersection types, dynamic `import`.
-
-[stex mode](https://codemirror.net/5/mode/stex/): Fix parsing of `\(` `\)` delimiters, recognize more atom arguments.
-
-[haskell mode](https://codemirror.net/5/mode/haskell/): Highlight more builtins, support `<*` and `*>`.
-
-[sql mode](https://codemirror.net/5/mode/sql/): Make it possible to disable backslash escapes in strings for dialects that don't have them, do this for MS SQL.
-
-[dockerfile mode](https://codemirror.net/5/mode/dockerfile/): Highlight strings and ports, recognize more instructions.
-
-### New features
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Support alternative delimiters in replace command.
-
-## 5.34.0 (2018-01-29)
-
-### Bug fixes
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Fix a problem where inline styles would persist across list items.
-
-[sublime bindings](https://codemirror.net/5/demo/sublime.html): Fix the `toggleBookmark` command.
-
-[closebrackets addon](https://codemirror.net/5/doc/manual.html#addon_closebrackets): Improve behavior when closing triple quotes.
-
-[xml-fold addon](https://codemirror.net/5/demo/folding.html): Fix folding of line-broken XML tags.
-
-[shell mode](https://codemirror.net/5/mode/shell/): Better handling of nested quoting.
-
-[javascript-lint addon](https://codemirror.net/5/demo/lint.html): Clean up and simplify.
-
-[matchbrackets addon](https://codemirror.net/5/doc/manual.html#addon_matchbrackets): Fix support for multiple editors at the same time.
-
-### New features
-
-New themes: [oceanic-next](https://codemirror.net/5/demo/theme.html#oceanic-next) and [shadowfox](https://codemirror.net/5/demo/theme.html#shadowfox).
-
-## 5.33.0 (2017-12-21)
-
-### Bug fixes
-
-[lint addon](https://codemirror.net/5/doc/manual.html#addon_lint): Make updates more efficient.
-
-[css mode](https://codemirror.net/5/mode/css/): The mode is now properly case-insensitive.
-
-[continuelist addon](https://codemirror.net/5/doc/manual.html#addon_continuelist): Fix broken handling of unordered lists introduced in previous release.
-
-[swift](https://codemirror.net/5/mode/swift) and [scala](https://codemirror.net/5/mode/clike/) modes: Support nested block comments.
-
-[mllike mode](https://codemirror.net/5/mode/mllike/index.html): Improve OCaml support.
-
-[sublime bindings](https://codemirror.net/5/demo/sublime.html): Use the proper key bindings for `addCursorToNextLine` and `addCursorToPrevLine`.
-
-### New features
-
-[jsx mode](https://codemirror.net/5/mode/jsx/index.html): Support JSX fragments.
-
-[closetag addon](https://codemirror.net/5/demo/closetag.html): Add an option to disable auto-indenting.
-
-## 5.32.0 (2017-11-22)
-
-### Bug fixes
-
-Increase contrast on default bracket-matching colors.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Recognize TypeScript type parameters for calls, type guards, and type parameter defaults. Improve handling of `enum` and `module` keywords.
-
-[comment addon](https://codemirror.net/5/doc/manual.html#addon_comment): Fix bug when uncommenting a comment that spans all but the last selected line.
-
-[searchcursor addon](https://codemirror.net/5/doc/manual.html#addon_searchcursor): Fix bug in case folding.
-
-[emacs bindings](https://codemirror.net/5/demo/emacs.html): Prevent single-character deletions from resetting the kill ring.
-
-[closebrackets addon](https://codemirror.net/5/doc/manual.html#addon_closebrackets): Tweak quote matching behavior.
-
-### New features
-
-[continuelist addon](https://codemirror.net/5/doc/manual.html#addon_continuelist): Increment ordered list numbers when adding one.
-
-## 5.31.0 (2017-10-20)
-
-### Bug fixes
-
-Further improve selection drawing and cursor motion in right-to-left documents.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Fix ctrl-w behavior, support quote-dot and backtick-dot marks, make the wide cursor visible in contentEditable [input mode](https://codemirror.net/5/doc/manual.html#option_contentEditable).
-
-[continuecomment addon](https://codemirror.net/5/doc/manual.html#addon_continuecomment): Fix bug when pressing enter after a single-line block comment.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Fix issue with leaving indented fenced code blocks.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Fix bad parsing of operators without spaces between them. Fix some corner cases around semicolon insertion and regexps.
-
-### New features
-
-Modes added with [`addOverlay`](https://codemirror.net/5/doc/manual.html#addOverlay) now have access to a [`baseToken`](https://codemirror.net/5/doc/manual.html#baseToken) method on their input stream, giving access to the tokens of the underlying mode.
-
-## 5.30.0 (2017-09-20)
-
-### Bug fixes
-
-Fixed a number of issues with drawing right-to-left selections and mouse selection in bidirectional text.
-
-[search addon](https://codemirror.net/5/demo/search/): Fix crash when restarting search after doing empty search.
-
-[mark-selection addon](http://cm/doc/manual.html#addon_mark-selection): Fix off-by-one bug.
-
-[tern addon](https://codemirror.net/5/demo/tern.html): Fix bad request made when editing at the bottom of a large document.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Improve parsing in a number of corner cases.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Fix crash when a sub-mode doesn't support indentation, allow uppercase X in task lists.
-
-[gfm mode](https://codemirror.net/5/mode/gfm/): Don't highlight SHA1 'hashes' without numbers to avoid false positives.
-
-[soy mode](https://codemirror.net/5/mode/soy/): Support injected data and `@param` in comments.
-
-### New features
-
-[simple mode addon](https://codemirror.net/5/demo/simplemode.html): Allow groups in regexps when `token` isn't an array.
-
-## 5.29.0 (2017-08-24)
-
-### Bug fixes
-
-Fix crash in contentEditable input style when editing near a bookmark.
-
-Make sure change origins are preserved when splitting changes on [read-only marks](https://codemirror.net/5/doc/manual.html#mark_readOnly).
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): More support for TypeScript syntax.
-
-[d mode](https://codemirror.net/5/mode/d/): Support nested comments.
-
-[python mode](https://codemirror.net/5/mode/python/): Improve tokenizing of operators.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Further improve CommonMark conformance.
-
-[css mode](https://codemirror.net/5/mode/css/): Don't run comment tokens through the mode's state machine.
-
-[shell mode](https://codemirror.net/5/mode/shell/): Allow strings to span lines.
-
-[search addon](https://codemirror.net/5/demo/search/): Fix crash in persistent search when `extraKeys` is null.
-
-## 5.28.0 (2017-07-21)
-
-### Bug fixes
-
-Fix copying of, or replacing editor content with, a single dash character when copying a big selection in some corner cases.
-
-Make [`"goLineLeft"`](https://codemirror.net/5/doc/manual.html#command_goLineLeft)/`"goLineRight"` behave better on wrapped lines.
-
-[sql mode](https://codemirror.net/5/mode/sql/): Fix tokenizing of multi-dot operator and allow digits in subfield names.
-
-[searchcursor addon](https://codemirror.net/5/doc/manual.html#addon_searchcursor): Fix infinite loop on some composed character inputs.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Make list parsing more CommonMark-compliant.
-
-[gfm mode](https://codemirror.net/5/mode/gfm/): Highlight colon syntax for emoji.
-
-### New features
-
-Expose [`startOperation`](https://codemirror.net/5/doc/manual.html#startOperation) and `endOperation` for explicit operation management.
-
-[sublime bindings](https://codemirror.net/5/demo/sublime.html): Add extend-selection (Ctrl-Alt- or Cmd-Shift-Up/Down).
-
-## 5.27.4 (2017-06-29)
-
-### Bug fixes
-
-Fix crash when using mode lookahead.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Don't block inner mode's indentation support.
-
-## 5.27.2 (2017-06-22)
-
-### Bug fixes
-
-Fix crash in the [simple mode](https://codemirror.net/5/demo/simplemode.html)< addon.
-
-## 5.27.0 (2017-06-22)
-
-### Bug fixes
-
-Fix infinite loop in forced display update.
-
-Properly disable the hidden textarea when `readOnly` is `"nocursor"`.
-
-Calling the `Doc` constructor without `new` works again.
-
-[sql mode](https://codemirror.net/5/mode/sql/): Handle nested comments.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Improve support for TypeScript syntax.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Fix bug where markup was ignored on indented paragraph lines.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Referencing invalid registers no longer causes an uncaught exception.
-
-[rust mode](https://codemirror.net/5/mode/rust/): Add the correct MIME type.
-
-[matchbrackets addon](https://codemirror.net/5/doc/manual.html#addon_matchbrackets): Document options.
-
-### New features
-
-Mouse button clicks can now be bound in keymaps by using names like `"LeftClick"` or `"Ctrl-Alt-MiddleTripleClick"`. When bound to a function, that function will be passed the position of the click as second argument.
-
-The behavior of mouse selection and dragging can now be customized with the [`configureMouse`](https://codemirror.net/5/doc/manual.html#option_configureMouse) option.
-
-Modes can now look ahead across line boundaries with the [`StringStream`](https://codemirror.net/5/doc/manual.html#StringStream)`.lookahead` method.
-
-Introduces a `"type"` token type, makes modes that recognize types output it, and add styling for it to the themes.
-
-New [`pasteLinesPerSelection`](https://codemirror.net/5/doc/manual.html#option_pasteLinesPerSelection) option to control the behavior of pasting multiple lines into multiple selections.
-
-[searchcursor addon](https://codemirror.net/5/doc/manual.html#addon_searchcursor): Support multi-line regular expression matches, and normalize strings when matching.
-
-## 5.26.0 (2017-05-22)
-
-### Bug fixes
-
-In textarea-mode, don't reset the input field during composition.
-
-More careful restoration of selections in widgets, during editor redraw.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): More TypeScript parsing fixes.
-
-[julia mode](https://codemirror.net/5/mode/julia/): Fix issue where the mode gets stuck.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Understand cross-line links, parse all bracketed things as links.
-
-[soy mode](https://codemirror.net/5/mode/soy/): Support single-quoted strings.
-
-[go mode](https://codemirror.net/5/mode/go/): Don't try to indent inside strings or comments.
-
-### New features
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Parse line offsets in line or range specs.
-
-## 5.25.2 (2017-04-20)
-
-### Bug fixes
-
-Better handling of selections that cover the whole viewport in contentEditable-mode.
-
-No longer accidentally scroll the editor into view when calling `setValue`.
-
-Work around Chrome Android bug when converting screen coordinates to editor positions.
-
-Make sure long-clicking a selection sets a cursor and doesn't show the editor losing focus.
-
-Fix issue where pointer events were incorrectly disabled on Chrome's overlay scrollbars.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Recognize annotations and TypeScript-style type parameters.
-
-[shell mode](https://codemirror.net/5/mode/shell/): Handle nested braces.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Make parsing of strong/em delimiters CommonMark-compliant.
-
-## 5.25.0 (2017-03-20)
-
-### Bug fixes
-
-In contentEditable-mode, properly locate changes that repeat a character when inserted with IME.
-
-Fix handling of selections bigger than the viewport in contentEditable mode.
-
-Improve handling of changes that insert or delete lines in contentEditable mode.
-
-Count Unicode control characters 0x80 to 0x9F as special (non-printing) chars.
-
-Fix handling of shadow DOM roots when finding the active element.
-
-Add `role=presentation` to more DOM elements to improve screen reader support.
-
-[merge addon](https://codemirror.net/5/doc/manual.html#addon_merge): Make aligning of unchanged chunks more robust.
-
-[comment addon](https://codemirror.net/5/doc/manual.html#addon_comment): Fix comment-toggling on a block of text that starts and ends in a (different) block comment.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Improve support for TypeScript syntax.
-
-[r mode](https://codemirror.net/5/mode/r/): Fix indentation after semicolon-less statements.
-
-[shell mode](https://codemirror.net/5/mode/shell/): Properly handle escaped parentheses in parenthesized expressions.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Fix a few bugs around leaving fenced code blocks.
-
-[soy mode](https://codemirror.net/5/mode/soy/): Improve indentation.
-
-### New features
-
-[lint addon](https://codemirror.net/5/doc/manual.html#addon_lint): Support asynchronous linters that return promises.
-
-[continuelist addon](https://codemirror.net/5/doc/manual.html#addon_continuelist): Support continuing task lists.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Make Y behave like yy.
-
-[sql mode](https://codemirror.net/5/mode/sql/): Support sqlite dialect.
-
-## 5.24.2 (2017-02-22)
-
-### Bug fixes
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Support computed class method names.
-
-[merge addon](https://codemirror.net/5/doc/manual.html#addon_merge): Improve aligning of unchanged code in the presence of marks and line widgets.
-
-## 5.24.0 (2017-02-20)
-
-### Bug fixes
-
-A cursor directly before a line-wrapping break is now drawn before or after the line break depending on which direction you arrived from.
-
-Visual cursor motion in line-wrapped right-to-left text should be much more correct.
-
-Fix bug in handling of read-only marked text.
-
-[shell mode](https://codemirror.net/5/mode/shell/): Properly tokenize nested parentheses.
-
-[python mode](https://codemirror.net/5/mode/python/): Support underscores in number literals.
-
-[sass mode](https://codemirror.net/5/mode/sass/): Uses the full list of CSS properties and keywords from the CSS mode, rather than defining its own incomplete subset.
-
-[css mode](https://codemirror.net/5/mode/css/): Expose `lineComment` property for LESS and SCSS dialects. Recognize vendor prefixes on pseudo-elements.
-
-[julia mode](https://codemirror.net/5/mode/julia/): Properly indent `elseif` lines.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Properly recognize the end of fenced code blocks when inside other markup.
-
-[scala mode](https://codemirror.net/5/mode/clike/): Improve handling of operators containing #, @, and : chars.
-
-[xml mode](https://codemirror.net/5/mode/xml/): Allow dashes in HTML tag names.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Improve parsing of async methods, TypeScript-style comma-separated superclass lists.
-
-[indent-fold addon](https://codemirror.net/5/demo/folding.html): Ignore comment lines.
-
-### New features
-
-Positions now support a `sticky` property which determines whether they should be associated with the character before (value `"before"`) or after (value `"after"`) them.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Make it possible to remove built-in bindings through the API.
-
-[comment addon](https://codemirror.net/5/doc/manual.html#addon_comment): Support a per-mode useInnerComments option to optionally suppress descending to the inner modes to get comment strings.
-
-### Breaking changes
-
-The [sass mode](https://codemirror.net/5/mode/sass/) now depends on the [css mode](https://codemirror.net/5/mode/css/).
-
-## 5.23.0 (2017-01-19)
-
-### Bug fixes
-
-Presentation-related elements DOM elements are now marked as such to help screen readers.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Be more picky about what HTML tags look like to avoid false positives.
-
-### New features
-
-`findModeByMIME` now understands `+json` and `+xml` MIME suffixes.
-
-[closebrackets addon](https://codemirror.net/5/doc/manual.html#addon_closebrackets): Add support for an `override` option to ignore language-specific defaults.
-
-[panel addon](https://codemirror.net/5/doc/manual.html#addon_panel): Add a `stable` option that auto-scrolls the content to keep it in the same place when inserting/removing a panel.
-
-## 5.22.2 (2017-01-12)
-
-### Bug fixes
-
-Include rollup.config.js in NPM package, so that it can be used to build from source.
-
-## 5.22.0 (2016-12-20)
-
-### Bug fixes
-
-[sublime bindings](https://codemirror.net/5/demo/sublime.html): Make `selectBetweenBrackets` work with multiple cursors.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Fix issues with parsing complex TypeScript types, imports, and exports.
-
-A contentEditable editor instance with autofocus enabled no longer crashes during initializing.
-
-### New features
-
-[emacs bindings](https://codemirror.net/5/demo/emacs.html): Export `CodeMirror.emacs` to allow other addons to hook into Emacs-style functionality.
-
-[active-line addon](https://codemirror.net/5/doc/manual.html#addon_active-line): Add `nonEmpty` option.
-
-New event: [`optionChange`](https://codemirror.net/5/doc/manual.html#event_optionChange).
-
-## 5.21.0 (2016-11-21)
-
-### Bug fixes
-
-Tapping/clicking the editor in [contentEditable mode](https://codemirror.net/5/doc/manual.html#option_inputStyle) on Chrome now puts the cursor at the tapped position.
-
-Fix various crashes and misbehavior when reading composition events in [contentEditable mode](https://codemirror.net/5/doc/manual.html#option_inputStyle).
-
-Catches and ignores an IE 'Unspecified Error' when creating an editor in an iframe before there is a ``.
-
-[merge addon](https://codemirror.net/5/doc/manual.html#addon_merge): Fix several issues in the chunk-aligning feature.
-
-[verilog mode](https://codemirror.net/5/mode/verilog): Rewritten to address various issues.
-
-[julia mode](https://codemirror.net/5/mode/julia): Recognize Julia 0.5 syntax.
-
-[swift mode](https://codemirror.net/5/mode/swift): Various fixes and adjustments to current syntax.
-
-[markdown mode](https://codemirror.net/5/mode/markdown): Allow lists without a blank line above them.
-
-### New features
-
-The [`setGutterMarker`](https://codemirror.net/5/doc/manual.html#setGutterMarker), [`clearGutter`](https://codemirror.net/5/doc/manual.html#clearGutter), and [`lineInfo`](https://codemirror.net/5/doc/manual.html#lineInfo) methods are now available on `Doc` objects.
-
-The [`heightAtLine`](https://codemirror.net/5/doc/manual.html#heightAtLine) method now takes an extra argument to allow finding the height at the top of the line's line widgets.
-
-[ruby mode](https://codemirror.net/5/mode/ruby): `else` and `elsif` are now immediately indented.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Bind Ctrl-T and Ctrl-D to in- and dedent in insert mode.
-
-## 5.20.2 (2016-10-21)
-
-### Bug fixes
-
-Fix `CodeMirror.version` returning the wrong version number.
-
-## 5.20.0 (2016-10-20)
-
-### Bug fixes
-
-Make `newlineAndIndent` command work with multiple cursors on the same line.
-
-Make sure keypress events for backspace are ignored.
-
-Tokens styled with overlays no longer get a nonsense `cm-cm-overlay` class.
-
-Line endings for pasted content are now normalized to the editor's [preferred ending](https://codemirror.net/5/doc/manual.html#option_lineSeparator).
-
-[javascript mode](https://codemirror.net/5/mode/javascript): Improve support for class expressions. Support TypeScript optional class properties, the `abstract` keyword, and return type declarations for arrow functions.
-
-[css mode](https://codemirror.net/5/mode/css): Fix highlighting of mixed-case keywords.
-
-[closebrackets addon](https://codemirror.net/5/doc/manual.html#addon_closebrackets): Improve behavior when typing a quote before a string.
-
-### New features
-
-The core is now maintained as a number of small files, using ES6 syntax and modules, under the `src/` directory. A git checkout no longer contains a working `codemirror.js` until you `npm run build` (but when installing from NPM, it is included).
-
-The [`refresh`](https://codemirror.net/5/doc/manual.html#event_refresh) event is now documented and stable.
-
-## 5.19.0 (2016-09-20)
-
-### Bugfixes
-
-[erlang mode](https://codemirror.net/5/mode/erlang): Fix mode crash when trying to read an empty context.
-
-[comment addon](https://codemirror.net/5/doc/manual.html#addon_comment): Fix broken behavior when toggling comments inside a comment.
-
-xml-fold addon: Fix a null-dereference bug.
-
-Page up and page down now do something even in single-line documents.
-
-Fix an issue where the cursor position could be off in really long (~8000 character) tokens.
-
-### New features
-
-[javascript mode](https://codemirror.net/5/mode/javascript): Better indentation when semicolons are missing. Better support for TypeScript classes, optional parameters, and the `type` keyword.
-
-The [`blur`](https://codemirror.net/5/doc/manual.html#event_blur) and [`focus`](https://codemirror.net/5/doc/manual.html#event_focus) events now pass the DOM event to their handlers.
-
-## 5.18.2 (2016-08-23)
-
-### Bugfixes
-
-[vue mode](https://codemirror.net/5/mode/vue): Fix outdated references to renamed Pug mode dependency.
-
-## 5.18.0 (2016-08-22)
-
-### Bugfixes
-
-Make sure [gutter backgrounds](https://codemirror.net/5/doc/manual.html#addLineClass) stick to the rest of the gutter during horizontal scrolling.
-
-The contenteditable [`inputStyle`](https://codemirror.net/5/doc/manual.html#option_inputStyle) now properly supports pasting on pre-Edge IE versions.
-
-[javascript mode](https://codemirror.net/5/mode/javascript): Fix some small parsing bugs and improve TypeScript support.
-
-[matchbrackets addon](https://codemirror.net/5/doc/manual.html#addon_matchbrackets): Fix bug where active highlighting was left in editor when the addon was disabled.
-
-[match-highlighter addon](https://codemirror.net/5/doc/manual.html#addon_match-highlighter): Only start highlighting things when the editor gains focus.
-
-[javascript-hint addon](https://codemirror.net/5/doc/manual.html#addon_javascript-hint): Also complete non-enumerable properties.
-
-### New features
-
-The [`addOverlay`](https://codemirror.net/5/doc/manual.html#addOverlay) method now supports a `priority` option to control the order in which overlays are applied.
-
-MIME types that end in `+json` now default to the JSON mode when the MIME itself is not defined.
-
-### Breaking changes
-
-The mode formerly known as Jade was renamed to [Pug](https://codemirror.net/5/mode/pug).
-
-The [Python mode](https://codemirror.net/5/mode/python) now defaults to Python 3 (rather than 2) syntax.
-
-## 5.17.0 (2016-07-19)
-
-### Bugfixes
-
-Fix problem with wrapped trailing whitespace displaying incorrectly.
-
-Prevent IME dialog from overlapping typed content in Chrome.
-
-Improve measuring of characters near a line wrap.
-
-[javascript mode](https://codemirror.net/5/mode/javascript): Improve support for `async`, allow trailing commas in `import` lists.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Fix backspace in replace mode.
-
-[sublime bindings](https://codemirror.net/5/demo/sublime.html): Fix some key bindings on OS X to match Sublime Text.
-
-### New features
-
-[markdown mode](https://codemirror.net/5/mode/markdown): Add more classes to image links in highlight-formatting mode.
-
-## 5.16.0 (2016-06-20)
-
-### Bugfixes
-
-Fix glitches when dragging content caused by the drop indicator receiving mouse events.
-
-Make Control-drag work on Firefox.
-
-Make clicking or selection-dragging at the end of a wrapped line select the right position.
-
-[show-hint addon](https://codemirror.net/5/doc/manual.html#addon_show-hint): Prevent widget scrollbar from hiding part of the hint text.
-
-[rulers addon](https://codemirror.net/5/doc/manual.html#addon_rulers): Prevent rulers from forcing a horizontal editor scrollbar.
-
-### New features
-
-[search addon](https://codemirror.net/5/doc/manual.html#addon_search): Automatically bind search-related keys in persistent dialog.
-
-[sublime keymap](https://codemirror.net/5/demo/sublime.html): Add a multi-cursor aware smart backspace binding.
-
-## 5.15.2 (2016-05-20)
-
-### Bugfixes
-
-Fix a critical document corruption bug that occurs when a document is gradually grown.
-
-## 5.15.0 (2016-05-20)
-
-### Bugfixes
-
-Fix bug that caused the selection to reset when focusing the editor in contentEditable input mode.
-
-Fix issue where not all ASCII control characters were being replaced by placeholders.
-
-Remove the assumption that all modes have a `startState` method from several wrapping modes.
-
-Fix issue where the editor would complain about overlapping collapsed ranges when there weren't any.
-
-Optimize document tree building when loading or pasting huge chunks of content.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/): Fix several issues in matching link targets.
-
-[clike mode](https://codemirror.net/5/mode/clike/): Improve indentation of C++ template declarations.
-
-### New features
-
-Explicitly bind Ctrl-O on OS X to make that binding (“open line”) act as expected.
-
-Pasting [linewise-copied](https://codemirror.net/5/doc/manual.html#option_lineWiseCopyCut) content when there is no selection now inserts the lines above the current line.
-
-[javascript mode](https://codemirror.net/5/mode/javascript/): Support `async`/`await` and improve support for TypeScript type syntax.
-
-## 5.14.2 (2016-04-20)
-
-### Bugfixes
-
-Push a new package to NPM due to an [NPM bug](https://github.com/npm/npm/issues/5082) omitting the LICENSE file in 5.14.0.
-
-Set `dataTransfer.effectAllowed` in `dragstart` handler to help browsers use the right drag icon.
-
-Add the [mbox mode](https://codemirror.net/5/mode/mbox/index.html) to `mode/meta.js`.
-
-## 5.14.0 (2016-04-20)
-
-### Bugfixes
-
-[`posFromIndex`](https://codemirror.net/5/doc/manual.html#posFromIndex) and [`indexFromPos`](https://codemirror.net/5/doc/manual.html#indexFromPos) now take [`lineSeparator`](https://codemirror.net/5/doc/manual.html#option_lineSeparator) into account.
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Only call `.save()` when it is actually available.
-
-[comment addon](https://codemirror.net/5/doc/manual.html#addon_comment): Be careful not to mangle multi-line strings.
-
-[Python mode](https://codemirror.net/5/mode/python/index.html): Improve distinguishing of decorators from `@` operators.
-
-[`findMarks`](https://codemirror.net/5/doc/manual.html#findMarks): No longer return marks that touch but don't overlap given range.
-
-### New features
-
-[vim bindings](https://codemirror.net/5/demo/vim.html): Add yank command.
-
-[match-highlighter addon](https://codemirror.net/5/doc/manual.html#addon_match-highlighter): Add `trim` option to disable ignoring of whitespace.
-
-[PowerShell mode](https://codemirror.net/5/mode/powershell/index.html): Added.
-
-[Yacas mode](https://codemirror.net/5/mode/yacas/index.html): Added.
-
-[Web IDL mode](https://codemirror.net/5/mode/webidl/index.html): Added.
-
-[SAS mode](https://codemirror.net/5/mode/sas/index.html): Added.
-
-[mbox mode](https://codemirror.net/5/mode/mbox/index.html): Added.
-
-## 5.13.2 (2016-03-23)
-
-### Bugfixes
-
-Solves a problem where the gutter would sometimes not extend all the way to the end of the document.
-
-## 5.13.0 (2016-03-21)
-
-### New features
-
-New DOM event forwarded: [`"dragleave"`](https://codemirror.net/5/doc/manual.html#event_dom).
-
-[protobuf mode](https://codemirror.net/5/mode/protobuf/index.html): Newly added.
-
-### Bugfixes
-
-Fix problem where [`findMarks`](https://codemirror.net/5/doc/manual.html#findMarks) sometimes failed to find multi-line marks.
-
-Fix crash that showed up when atomic ranges and bidi text were combined.
-
-[show-hint addon](https://codemirror.net/5/demo/complete.html): Completion widgets no longer close when the line indented or dedented.
-
-[merge addon](https://codemirror.net/5/demo/merge.html): Fix bug when merging chunks at the end of the file.
-
-[placeholder addon](https://codemirror.net/5/doc/manual.html#addon_placeholder): No longer gets confused by [`swapDoc`](https://codemirror.net/5/doc/manual.html#swapDoc).
-
-[simplescrollbars addon](https://codemirror.net/5/doc/manual.html#addon_simplescrollbars): Fix invalid state when deleting at end of document.
-
-[clike mode](https://codemirror.net/5/mode/clike/index.html): No longer gets confused when a comment starts after an operator.
-
-[markdown mode](https://codemirror.net/5/mode/markdown/index.html): Now supports CommonMark-style flexible list indentation.
-
-[dylan mode](https://codemirror.net/5/mode/dylan/index.html): Several improvements and fixes.
-
-## 5.12.0 (2016-02-19)
-
-### New features
-
-[Vim bindings](https://codemirror.net/5/demo/vim.html): Ctrl-Q is now an alias for Ctrl-V.
-
-[Vim bindings](https://codemirror.net/5/demo/vim.html): The Vim API now exposes an `unmap` method to unmap bindings.
-
-[active-line addon](https://codemirror.net/5/demo/activeline.html): This addon can now style the active line's gutter.
-
-[FCL mode](https://codemirror.net/5/mode/fcl/): Newly added.
-
-[SQL mode](https://codemirror.net/5/mode/sql/): Now has a Postgresql dialect.
-
-### Bugfixes
-
-Fix [issue](https://github.com/codemirror/CodeMirror/issues/3781) where trying to scroll to a horizontal position outside of the document's width could cause the gutter to be positioned incorrectly.
-
-Use absolute, rather than fixed positioning in the context-menu intercept hack, to work around a [problem](https://github.com/codemirror/CodeMirror/issues/3238) when the editor is inside a transformed parent container.
-
-Solve a [problem](https://github.com/codemirror/CodeMirror/issues/3821) where the horizontal scrollbar could hide text in Firefox.
-
-Fix a [bug](https://github.com/codemirror/CodeMirror/issues/3834) that caused phantom scroll space under the text in some situations.
-
-[Sublime Text bindings](https://codemirror.net/5/demo/sublime.html): Bind delete-line to Shift-Ctrl-K on OS X.
-
-[Markdown mode](https://codemirror.net/5/mode/markdown/): Fix [issue](https://github.com/codemirror/CodeMirror/issues/3787) where the mode would keep state related to fenced code blocks in an unsafe way, leading to occasional corrupted parses.
-
-[Markdown mode](https://codemirror.net/5/mode/markdown/): Ignore backslashes in code fragments.
-
-[Markdown mode](https://codemirror.net/5/mode/markdown/): Use whichever mode is registered as `text/html` to parse HTML.
-
-[Clike mode](https://codemirror.net/5/mode/clike/): Improve indentation of Scala `=>` functions.
-
-[Python mode](https://codemirror.net/5/mode/python/): Improve indentation of bracketed code.
-
-[HTMLMixed mode](https://codemirror.net/5/mode/htmlmixed/): Support multi-line opening tags for sub-languages (`