added sqlite schema and sql code in routespy

Conflicts:
	app/datasource.pyc

starting to merge database stuff with main (backbone) branch.
so Joshua can work with backbone frontend requesting from backend with a
DB.
added before/after request methods

Conflicts:
	app/routes.py
practice code in order to post to database

Conflicts:
	app/datasource.pyc
	app/routes.py
	app/routes.pyc
flaskr.db located in app folder
testing /tmp/flaskr.db