Merge pull request #78 from pozorvlak/upgrade_rails

Upgrade rails
Fix version of cape

Upgrading to 1.6.0 was breaking deployments.
Merge pull request #79 from pozorvlak/upgrade_rails

Fix version of cape
Merge branch 'dev' of https://github.com/Growstuff/growstuff into dev
added mandrill smtp settings for staging environment
Merge pull request #82 from Skud/heroku-environments

Make dev/staging work on Heroku