Localization improvements from the v4.1 branch
Added php syntax check to conversion script for localization files
Improved Arabic localization
Merge branch 'master' of git://github.com/sourcefabric/Newscoop into localization-improvements

Conflicts:
	newscoop/admin-files/lang/ar/comments.php
Undid ugly merge mess
Updated Arabic localization
Updates to Arabic localization
Arabic localization updates
Merge branch 'master' of git://github.com/sourcefabric/Newscoop into localization-improvements
Arabic localization refinements
Fixed capitalization of SoundCloud in Arabic localization
Convert English (Britain) files as well
Updated Arabic localization for article images
Merge pull request #254 from danielhjames/localization-improvements

Localization improvements from the v4.1 branch