Replaced toggleClass with add/removeClass where appropriate
Merge remote-tracking branch 'upstream/master' into Issue-3338
Added a util function toggleClass
Add adjustFontSize event to ViewCommandHandlers module
Fixes after review
Changed event name to fontSizeChange
revert border styling perf change and merge official fix from CodeMirror upstream master
Support .kit syntax as htmlmixed
Merge pull request #3805 from adobe/jasonsanjose/revert-pull-3767

Revert border styling perf change and merge official fix from CodeMirror upstream/master
Merge pull request #3809 from TuckerWhitehouse/kit_syntax

Support .kit syntax as htmlmixed (Fix for #3727)
Merge pull request #3787 from lkcampbell/font-adjust-event

Add adjustFontSize event to ViewCommandHandlers module
Merge pull request #3689 from WebsiteDeveloper/Issue-3338

Replaced toggleClass with add/removeClass where appropriate