Log versions of third-party libraries/tools from `configure`.
Use detected "sed".
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.
Handle when no contacts are present for contactsmanager. Remove unused template functionality.
Update contacts manager table look.
Move contacts under account in settings. Update contacts manager button text.
Add styles.
Fast animation.
Improved usability of call/chat creation.
Updated new wording.