system preferences code refactoring
System preferences refactoring
facebook settings fix
added system preferences new translations
removed validators directory
added popovers
added doc blocks
added email popovers
admin password recovery fix
[CS-4736] - Two from email addresses without explanation in System Preferences
[CS-4794] - HTML code isn't stripped in User ban settings
removed old system preferences files
Merge pull request #390 from takeit/master

[4.3] CS-4777 - New UI for system preferences page.