Updated AFNetworking submodule
Updated SVProgressHUD submodule
Updated project settings
2.2 -> 2.3
Removed file that shouldn't be tracked
Updated storyboard document versions.
Set HUD foreground color
Removed CoreData.framework from project
Removed CFNetwork.framework from project
Modern Objective-C dictionary syntax
AFNetworking -> NSURLConnection
Updated MDAboutController submodule
Improved documentation around pragma marker
Perform UI updates on main queue
Check for invalid coordinate
valueForKey -> objectForKey when using dictionaries
bumping pg dependency to 0.13.2
Merge commit '53c26fd' into develop

Merged in the pg version available on Ubuntu 14.04, and ended up regenerating
the whole Gemfile.lock again anyway.

Conflicts:
	Gemfile
	Gemfile.lock