remove grunt and browserify related packages; run tests directly with mocha and jshint
remove Store::bundle, which will be in separate racer-bundle module instead
don't create a share client on store instantiation unless options are passed
remove stringInsert and stringRemove events in lieu of change with new pass args
racer.createModel replaces racer.init / racer.ready in client
remove examples; moving to separate racer-examples repo