Update README.
Fix silly implementation error for invalid operation error.
Remove BPSisterObject
Use new saveToServer for user creation.
Merge pull request #50 from BuddyPlatform/feature/PostReleaseFixes

Fix silly implementation error for invalid operation error.
Clean up Buddy Album interfaces to line up with new semantics.
Update sample apps to reflect new login/album interfaces.
Remove final reference to old server-first create method.
Merge pull request #51 from BuddyPlatform/feature/KillSisterPattern

Followup updates to new non-sister pattern interfaces
Bump version to 2.0.1
Tweak tests to make them a little more robust, improve name of media items.
Merge pull request #54 from BuddyPlatform/develop

Develop => Master
Update to 2.0.1
Merge pull request #57 from BuddyPlatform/master

Buddy SDK 2.0.1 Podspec update
Fix #55 - Remove unit test comment, and fix implementation.
- Fix JSON generation to match new class-based serialization objects.
- Update a few fields in locations to new name/value formats.
- Remove iOS7-only AFNetworking classes and drop minimum version to 6.0.
Remove reference to BuddySDK.framwork in BuddySocial.
Revert test data file.
Add necessary headers to public header list.