Fix up specs that failed when maximumSpecCallbackDepth is set to 1
Add tests for call tracking in createSpy
Mock callTracker in spy tests for better test isolation
Move spy integration tests out of the unit test suite
Use the correct Jasmine version in the spy integration tests
Merge pull request #473 from pimterry/callTrackingTests

Refactored the createSpy tests, to add unit tests for its part of call tracking
Add in 2.0 release notes
Create a 2.0 distribution
Update README and remove rc release notes

RC release notes have been merged into release_notes/20.md
Remove the old RC standalone distributions.
Adding older standalone zips from downloads page to our dist folder
Update mailing list link

It seems that Github was interpreting it as a repository link. Made it an explicit mailto instead.