Implement .gitignore and Procfile, requirements.txt for Heroku
Merge branch 'master' of https://github.com/dlb8685/american_history_usa

Conflicts:
	american_history_usa/Procfile
Fighting with Heroku requirements.txt etc.
Merge branch 'master' of https://github.com/dlb8685/american_history_usa

Conflicts:
	Procfile
	requirements.txt