angularjs-in-action/ch02 — pull request #2 by chicoxyzzy (2013-12-06 14:42:12+00:00)
Title: Set currentStory to empty object on init

There are two reasons for this fix:
1. scopes in controllers should be 'write only' as [Misko said](http://www.youtube.com/watch?v=ZhfUv0spHCY)
2. some performance optimisations removing mostly useless conditional statements