Translation: /fundamentals/performance/index.markdown
Add jacquerie as a contributor and engineer
Merge pull request #845 from jacquerie/master

Add jacquerie as a contributor and engineer
Merge pull request #844 from agektmr/ja

Initial Japanese translation
add media/index.markdown to _zh-en folder
Translate media/index.markdown into Chinese
Merge pull request #847 from chenxsan/media

Translate media/index.markdown into Chinese
Check for null to avoid issue #848
Remove JSHint `trailing` option
Tweaked awkward expressions in Korean translations of 'getting-started'.
Tweaked some more in KO translations of 'getting-started'.
Merge pull request #851 from cwdoh/update.tweak.awkward.getting-started

Tweaked some awkward expressions in Korean translations of 'getting-started'.
Merge pull request #850 from arthurvr/master

Remove JSHint `trailing` option
Added Add to home screen guide to Device Access, renamed Device Access to Device Access & Integration
Merge pull request #849 from jacquerie/master

Check for null to avoid issue #848
Fixed translation of 'full-bleed'.
Add compass to the Gemfile, fixing issue #846
Add instruction to run npm install, fixing issue #852
Merge pull request #855 from cwdoh/update.tweak.awkward.getting-started

Fixed translation of 'full-bleed'.
Update adding-interactivity-with-javascript.markdown

Changed updated date to September 18.