jmoiron plays the blues

#148 to johnny-cache remove a pdb statement from the test suite, take care of django-trunk deprecation warnings for template loaders in settings & settings insertion in tests/base
#147 to johnny-cache bump version *down* to 0.2.1 for a release, which has been a long time coming frankly, and fixes many issues with the current 0.2
#146 to johnny-cache preliminary 1.3 support; *NOTE* if you are using with 1.3, transaction support is BROKEN in 1.3