- added tests for Message model in flask
- Fixed a major bug with subscription that did not work
  without going to logged in user page
- added validation to check if user is logged in for subscription
- added server side tests for Message and Comment
- cleaned up code

Merge https://github.com/jasonpharder/notes-n-things

Conflicts:
	app_tests.py
Merge https://github.com/jasonpharder/notes-n-things