Timestamping, Validation, and Storing

- Add timestamps to all debug messages
- Create generic debug helper class
- debug print function
- assert function
- you also have the ability to set a floor on what debugs you want to print
- debug types
- Added timestamps for creation and last_active for users
- Added timestamps for creation and deleted_on for pairs
- Created message model to handle messages, and persist messages in db
- we can probably run some fun analytics on things (:

![image](https://cloud.githubusercontent.com/assets/2001213/4349538/e24a59f2-41b9-11e4-8972-18458800eb72.png)