bringing in darker #left div bg color for master app.css
Add record to record arrays in adapter

Ember Model does not do it automatically. I had a patch, which was
changing that, but after giving it more thought, I think it's not a good
idea - this should be up to adapter if the records are going into
record arrays.
Update ember to 1.1.beta and ember-model to newest version
Update code for newest ember-model