- closes#288
- clean controller and model
- redo validation and creation/edits of messages are handled
- fix reciever_id to receiver_id
- fix receiver relation
- add PM icon on profile
- create PM menu as a partial
- update routes
- REQUIRES `php artisan migrate`
- Remove all facades use besides mail
- Use Dependency Injection for Illuminate\Http\Request
- use helpers for auth, cache, validator, and more to rid of facades use
- use $request->input() over $request->get()
- use $request->isMethod('POST') over $request->getMethod('POST')
- general cleanup