Access RESTful API with `$resource`
Add a save action
Parse HTML in form description with sanitization
Keep track of last update time with `$watch`
Format the time using the date filter
Save last update time into localStorage
Isolate the navtabs section into a new directive
Generalize the `event.stopPropagation()` solution with another directive
Add enter & leave animations to components
Replace Jasmine with Mocha & Chai; also create a basic test assertion
Add an API test