Added messages listing.
-Also added AFNetworking loading indicator.
Map person info on from response and display on screen.
Added basic launch screen and white status bar text.
Added some generic colors and styles.
Fixed a few navigation titles.
Added reply button.
Initial two lines max.
Added placeholder image / Add gravatar image / Made image round / Load table view cell from Xib.
Some more design tweaks.
Added decorative line.
Applied colors.
Merge pull request #7 from jeroenleenarts/list-all-messages-newest-to-latest

Added messages listing.
Added Open Sans fonts to project.
Added fonts and time interval styling.
Restored correct behavior, introduced some data on back-end.
Added object mappings for assignment_events and tag_events.
Minimal deployment target set to 8.0.
Fixed a few mappings.
Implemented to initial display of events and tag events.
Moved decoration bar to tableview. Made cell's transparant.