Shortening test names.
Add tree ops test, WIP
Updating test name.
Tree delete test WIP
Some test naming.
Minor refactor.
Improve tree test 1.
Adding some (broken) tests.
Dropping some logging.
Fixing case where findByIndex had no result and also no error.
Test tweaks.
Adding tree ops test for song.
Order test WIP
Adding some order-update tests (currently failing).
Merge pull request #12 from ggoodwin37/gg-test-tree

Gg test tree