add codemirror libraries
inserted CodeMirror with service wrapper and codemirror directive, with test
cleanup
add unit test for CodeMirror Service
add ot client library
add test for ot.js, example for registerCallback in cm directive
add spike with second CodeMirror textarea to verify ot.apply functionality
update angular to v1.06, switch to karma
add Gruntfile for karma
switched to bower for package management
got ot.js working