Add topic_tree 'lite' for client side navigation of topics
Merge branch 'hackathon' of github.com:learningequality/ka-lite into hackathon
Rendering simple handlerbars template with backbone!
Add test data for KA playlist rendering & fix video stamping for new topic tree
First layer of topic tree backbone navigation working
Omg topic tree nav works when clicking into topics. Go backbone + Richard & jamie help
Back button sorta works!
Merge branch 'hackathon' of github.com:learningequality/ka-lite into hackathon