Fixed MongoDB usage in Heroku
Fixed pymongo connection import error
Fixed urlparse import error
Merge branch 'master' of https://github.com/climatewarrior/p2p-app-backend

Conflicts:
	p2p.py
Changed PyMongo connection method for Heroku
Changed IP for running app from 0.0.0.0 to localhost
Heroku Fix #2
Heroku Fix #3
Updated p2p.py with Heroku MongoHQ authentication
Merge branch 'master' of https://github.com/climatewarrior/p2p-app-backend