Merge pull request #43 from frankielaguna/develop

Fixes crashes when deallocating the Simperium object
removed unused files
Merge branch 'develop' of https://github.com/Simperium/simperium-ios into develop
Merge pull request #44 from frankielaguna/develop

Fixes crash while processing offline changes
added missing header file
Adds Simperium-complete.h and SPNetworkProvider.h to public headers for Simperium-OSX.
exposes SPAuthenticationManager to allow for a more custom override of SPAuthWindowController
fix memory crash for big diffs (from http://code.google.com/p/google-diff-match-patch/issues/detail?id=81)
merging theirs
fix memory leak
fixes #55 (compiler warnings)
properly handle change responses that don't have an operation
remove FIXCATEGORYBUG interfaces since they're no longer needed (fixes #54)
reorganized unit tests
fixed willChangeObjectsForKeys: notification not firing
fixed a UI string being accessed across thread boundaries