test conversion: move old-style test to new-style test
test conversion: remove template for old-style tests
testing: use all builtin nose plugins in old test runner script
testing: remove previous test images, preventing upload of removed tests
testing: fixup failing jpl unit test infrastructure
testing: convert some JPL units tests to simple nose tests
testing: move baseline images
testing: move test/mplTest/units to lib/matplotlib/testing/jpl_units
testing: add matplotlib.test() function to run tests
