Add Capistrano, nginx & unicorn config for VPS deployment
- Update capistrano deployment script to work with RVM
- Update unicorn config
- Update README for common server commands
- Update VPS deploy configuration
- Add SSL configuration for nginx
- Update deployment script
- Update nginx config for SSL redirection
- Update README
- Update unicorn config to avoid error 'Application has been already initialized'
- Update unicorn config to remove old pid file
- Change capistrano deploy script to use private key