Added the FactoryGirl factories.  Fixed all artists_controller fails; now clean in rspec.
Multiple changes.  All Album controller tests pass.  Adding new tests.  DRYed out Album controller methods.  Other changes as well.
Albums_controller tests all pass and is finihsed & refactored.
Albums_controller tests all pass and is finihsed & refactored.
Artists controller now refactored and passes all tests.
Songs_controller now passes all tests.  Added final songs controller tests; DRYed out songs controller.
Cleaned up various test failures.