can now send messages (pictures and videos) to recipients.
- Can now get messages to be uploaded to app backend.
- Can now display messages sitting on the server, sent via users.
- Timer feature implemented, messages can only be viewed for 10 seconds.
- Implemented feature, messages deleted after viewing (locally and backend).
- Small design changes within Inbox activity screen, picture or video icons are now displayed to indicate the type of media within the user's inbox.
- Fixed issue with Take Picture, Take Video Intent not functioning correctly.
Major UI Changes

- App Launcher icon added.
- Action bar hidden on sign-in activity.
- Title of app with subtitle added to Login activity screen.
- Login activity layout UI change
        - Custom theme
        - Custom button
Merge remote-tracking branch 'origin/master'