Fix typo in discussion activity i18n
Fix placeholder issues for IE
Revert skin change
Merge pull request #2906 from bp323/placeholder

"Your Comment" persists in Quick Chat reply
Bringing in Harry Wang's Chinese translation
Merge branch 'activityTypo' of https://github.com/bp323/3akai-ux into activityTypo
Merge branch 'master' into chinese
Remove unused Chinese keys from core bundle
Removing unused Chinese keys
Removing unused Chinese keys from widgets
Self review
Merge branch 'master' of https://github.com/sakaiproject/3akai-ux into qunitFollowup