Highlights include:
- 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: Improve support for async, allow trailing commas in
import lists.
- vim bindings: Fix backspace in replace mode.
- sublime bindings: Fix some key bindings on OS X to match Sublime Text.
- markdown mode: Add more classes to image links in highlight-formatting
mode.
Change-Id: I206cc21c7a01940225b152134539af034c91237b