Don't set the interface in Mocha test harness

For some reason this was causing the tests to not run. Either way, BDD
is the default in the current version of Mocha, so it wasn't needed.
Disable QUnit autostart
Fix Mocha to run in browser and node tests.  This is most likely a bug with karma-mocha.
Only disable QUnit autostart if we're running in Karma
Removed outdated line from the README.
Real copyright symbol.
Remove trailing whitespace