Feature/test web view

Not quite ready for a merge - but wanted to discuss.

This is in reference to
calabash/calabash-ios#41

Oddly the test passes, but I can't see the secret message displayed when I visually inspect the simulator.

![screen shot 2014-11-13 at 6 20 04 am](https://cloud.githubusercontent.com/assets/217057/5029669/dd6013ec-6afd-11e4-8a7b-63a70ab4e9de.png)