update incremental store for AFNetworking 2.0.0-RC2
change platform target in podspec
resolve bad access crash on newValuesForObjectWithID by referenceing the request operation
bump AFNetworking to 2.0.0
quick port to AFNetworking 2.0 that includes the Basic Example
bump the podspec dependency version to 2.0.0
executeSaveChangesRequest: correctly handle completion groups
Merge pull request #1 from proger/master

Merge AFN 2.0