added unicorn config
gems for deployment
capified and a unicorn init.sh
Merge branch 'develop' into feature/deployment
nginx conf and some capistrano tasks
even more deployment configuration
cleaning up configuration jungle
Merge branch 'develop' into feature/deployment

Conflicts:
	app/models/student.rb
master as deployment branch
removed unnescesary deployment user
another little improvment for the deployment user
made deploy.rb example file
updated gitignore to ignode deploy.rb
deployment branch back to master