Update README.md
Teach test-media about new test framework.
Merge pull request #159 from shans/update-media-test

Teach test-media about new test framework.
Some new test expectations.
Teach test-generator about transform.
Improve default test name generation.
Modify test-calc and test-composite-transforms to include spacer.
Modify test-color-names to run multiple color morphs in parallel.
Merge pull request #161 from shans/update-tests

Some new test expectations.