add buttons to the list show view in backbone
change new_from_grocery_list in expenses to respond to get instead of post, and link to it from the backbone dash
fix typo in grocery_lists controller and routes file
implement current_user model in backbone, and hook it up to a route in the users controller in order to display the subscribe/unsubscribe buttons
clicking subscribe/unsubscribe will send an ajax request, then update the list view accordingly
change styling on subscribe/unsubscribe buttons
fix errors in the grocery lists controller
fix bug where debts wouldnt be assigned when creating an expense from a list on the dashboard
fix bug where if a user is the only subscriber and buys a list, it would create two debts
Merge branch 'master' into dashboard-subscribe-list
Merge pull request #53 from purple-martins-2013/dashboard-subscribe-list

Dashboard subscribe list