Merge pull request #10 from cb1kenobi/master

Module friendly and support for multiple test suites
Added AST transform of tests to wrap callbacks in a try/catch. Improved logging.
Merge pull request #12 from cb1kenobi/v2

Added AST transform of tests to wrap callbacks in a try/catch. Improved ...
Integrated the new ioslib which adds support for Xcode 6 and iOS 8. A bunch of cleanup.