Change package.json for heroku deployment
Change express version down to 3.2.6
Revert "Change package.json for heroku deployment"

This reverts commit f9d03a68adba603df095fee66f59fbd7abd6a52f.

Conflicts:
	package.json
Use process.env instead of process.argv
Revert "Change express version down to 3.2.6"

This reverts commit 628162b26ef28d7d224bcd4cbf350ca69efaee45.

Conflicts:
	package.json