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](http://codemirror.net/doc/manual.html#addon_show-hint): Prevent widget scrollbar from hiding part of the hint text.
[rulers addon](http://codemirror.net/doc/manual.html#addon_rulers): Prevent rulers from forcing a horizontal editor scrollbar.
### New features
[search addon](http://codemirror.net/doc/manual.html#addon_search): Automatically bind search-related keys in persistent dialog.
[sublime keymap](http://codemirror.net/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](http://codemirror.net/mode/markdown/): Fix several issues in matching link targets.
[clike mode](http://codemirror.net/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](http://codemirror.net/doc/manual.html#option_lineWiseCopyCut) content when there is no selection now inserts the lines above the current line.
[javascript mode](http://codemirror.net/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](http://codemirror.net/mode/mbox/index.html) to `mode/meta.js`.
## 5.14.0 (2016-04-20)
### Bugfixes
[`posFromIndex`](http://codemirror.net/doc/manual.html#posFromIndex) and [`indexFromPos`](http://codemirror.net/doc/manual.html#indexFromPos) now take [`lineSeparator`](http://codemirror.net/doc/manual.html#option_lineSeparator) into account.
[vim bindings](http://codemirror.net/demo/vim.html): Only call `.save()` when it is actually available.
[comment addon](http://codemirror.net/doc/manual.html#addon_comment): Be careful not to mangle multi-line strings.
[Python mode](http://codemirror.net/mode/python/index.html): Improve distinguishing of decorators from `@` operators.
[`findMarks`](http://codemirror.net/doc/manual.html#findMarks): No longer return marks that touch but don't overlap given range.