Implement some dev info

Initial dev tools

1. ![screenshot from 2014-08-14 23 33 35](https://cloud.githubusercontent.com/assets/1256298/3926727/14660442-23f4-11e4-854f-5f395621b012.png)
2. ![screenshot from 2014-08-14 23 43 15](https://cloud.githubusercontent.com/assets/1256298/3926731/1bd49a86-23f4-11e4-86d4-c76ff11f5fdd.png)
3. ![screenshot from 2014-08-15 01 13 04](https://cloud.githubusercontent.com/assets/1256298/3927797/5502b7b4-2400-11e4-9884-8c20fae6fdea.png)