Support for error propogation.
Added testcase
Got rid of duplication.
Added _compat.unittest for unittest/unittest2
Added Maya tester args
Initial Maya work, not really working yet. Need Maya license to work easily.
Changing how config works
Renamed config to configs
Finished config overhaul, system tests working again.
Better docs on testcase, and hooked it u pproperly in tests
Small cleanup to config_by_name
Changed RemoteTestCase.config to require a type and not instance.
Fixed Maya configs and added Maya config calculation.
Made dcc configs more generalized.