Add AFNetworking as a submodule
Remove AFNetworking examples
Change rewrote how the podcast feed syncs to now use AFNetworking

To sync the podcast feed use the method syncPodcastFeedWithSuccess:failure: located in the IGHTTPClient class.
Add license at top of file
Refactor merged the IGEpisodeBuilder class into the IGEpisodeParser class

When the NSXMLParserDelegate parser:didEndElement:namespaceURI:qualifiedName: method reaches the end of the xml data it will call the method buildEpisodes prepare and save the episodes to the CoreData Stack. Once the episodes have been saved the success block will be called.
Add DEVELOPMENT build flag
Add audioFeedURL method that returns the correct feed depending on the build

If the build flag DEVELOPMENT is set then the development build url will be used.
Remove string IGSITMOSFeedURL because it's not used any more
Change skips checking for media when targeting the simulator

Searching for media while targeting the simulator causes a bunch of errors to be displayed in the console.
Change unit tests are now conducted using GHUnit

GHUnit has been added as a git submodule located in Vendor folder. The IGMediaPlayerTests have been change to support GHUnit.
Add unit test for IGEpisodeParser class

The test makes sure the data is being parsed and saved to the stack correctly.