Implemented session subscription.
Added checkt for Websocket support and show warning message if the browser does not support websockets.
Reorganized styles and scaleable logo.
Fixed javascript.
Added note about JSHint development dependency.
Log versions of third-party libraries/tools from `configure`.
Use detected "sed".
Replaced call icon eye with phone.
Chat is now default click action on buddies rather than call.
Fixed overlap of actions with video layout control.
Removed experimental button group.
Added general ES5 compatibility check and refuse to start when no Object.create support is found.
Merge pull request #68 from fancycode/configure_log_versions

Log versions of third-party libraries/tools from `configure`.
Implemented pictures for session.
Add contacts-manager modal templates.
Update template layout.
List contacts in contacts manager.
Return array from getAll in contactData. Create custom modal dom build ability in alertify with default header, body, footer dom. Update contactsmanager css class names. Add listener to add contact to contactsmanager on contactadded.
Import rest of contactsmanager templates. Update templates.
Update edit contacts header text.
Remove unused alertify injection.