Add secrets.py to gitignore

secrets.py holds any secret constants like OAuth
client IDs.
Set up simple homepage
Merge branch 'feature-website' of https://github.com/shriken/tint into feature-website
adding models
Merge remote-tracking branch 'origin/commit_processing' into feature-serialize

Conflicts:
	app.py
Add ability to save and load todos to/from mongo
Add __init__ for models directory