3.0 - minor corrections

- typos
- correct indentation in Asset.Timestamp configuration for better readability : 
![capture3](https://cloud.githubusercontent.com/assets/4977112/4263594/815bd54e-3bf1-11e4-89fb-81165bd6f68d.PNG)

![capture4](https://cloud.githubusercontent.com/assets/4977112/4263595/83c58dfc-3bf1-11e4-8d84-b2619f9d2e35.PNG)

- update configuration for more consistency
![capture1](https://cloud.githubusercontent.com/assets/4977112/4263598/ac76b2e4-3bf1-11e4-8598-a936e51a8183.PNG)

![capture2](https://cloud.githubusercontent.com/assets/4977112/4263601/c153071c-3bf1-11e4-9b37-659defd5b0de.PNG)