Use libDir from helper to simplify test boilerplate
Add helper requirement to mocha commands
Add tests for action object
Remove winston from tests

We were using winston to supress log messages from cluttering the test
output. Now we're using LOG_LEVEL to manage output, this is
unnecessary.
Complete tests for player actions
Update playlist action tests
Update tests for action commands
Explain test cases better for bootstrap config
Add tests for path creator
Annotate bootstrap function
Minor refactor of child process test
Add tests for player process object
Add basic tests for radio discovery
Rename radiodan.js to radio-player.js
Pedantic whitespace fixes
Split state emitters into seperate tests
Add tests for state object
Update tests for state methods
Remove done() from synchronous tests
Test that lib/action is an invoker