Revert "Fixed #41 -- Deploying to Heroku without git"

This reverts commit 0d2bfa15d499e959a0bf93ffaa51af9422787a3a.

Conflicts:
	deploy/README.md
Removed remaining examples of heroku push and added basic git workflow.
Merge pull request #186 from DjangoGirls/restore-git-push

Restore git push