Auth && Cache module

Auth module 
![1a05e46bb098091838e0288f66c1320e](https://f.cloud.github.com/assets/1107171/2314266/50dcc1ce-a314-11e3-82b5-a28c8d7d4281.png)

Cache module
![8595b6cfe2a666d4ebe6d4bd7c6e2c1e](https://f.cloud.github.com/assets/1107171/2314260/3162648e-a314-11e3-8944-0a6fbd7258c9.png)

Data store tests
![dd9d8a4ecbb6546edfae0d34c2f7f787](https://f.cloud.github.com/assets/1107171/2314274/711608e2-a314-11e3-8294-066b4e9c0d4a.png)