Merge pull request #646 from sergeyklay/feature-bootstrap-3

BS3 updates, fixes, user menu improvements
Updated feature: Updated PHPMailer
Updated feature: Moved GNU GPL 2.1 in a common place
Updated feature: Twitter Bootstrap 3.0.2 -> 3.0.3
Updated feature: Added MIT license which is also used in TWBS
Fixed issue: Added SIL OFL 1.1 License which is used in FontAwesome 4.x