"close others" extension.
file close functions to handle list of files.
Applied tweaks.
Made comment consistent with rest of the coments.
Styled link focus state.
naming convention changes
Merge branch 'master' into closeOthers2
removeFromWrokingSet() changed to handle array of files.
Fixed conflict.
Fixed conflicts.
Cleaned up spaces.
Fixed conflict.
Fixed SHAs.
Merge branch 'master' into closeOthers2
Unit test added for close others
jsHint fixes
unnittest-files folder added.
Merge branch 'master' into closeOthers2
Remove the ability to switch language to the current language

The "Restart brackets" button will be disabled if you select the current
lang in the "Switch Language" dialog.

Tested on Windows 8 with Brackets 0.32 master c05cfd5
Fixed indent