Updated the in-game news for playtest-20140711

![image](https://cloud.githubusercontent.com/assets/756669/3563887/4f45fbe8-0a5a-11e4-8c86-26d9c7182334.png)

Followup of https://github.com/OpenRA/OpenRAWeb/pull/146 and https://github.com/OpenRA/OpenRAWeb/pull/147.