Install apache for ruby on rails on Ubuntu

1. Install apache2
1. sudo apt-get update
   
2. sudo apt-get install apache2
2. Enable https
1. sudo a2enmod ssl
   sudo a2ensite default-ssl
   
   sudo service apache2 restart
3. Install Passenger
1. gem install passenger
2. passenger-install-apache2-module
3. sudo apt-get install libcurl4-openssl-dev
4. rvmsudo rvm get head && rvm reload && rvm repair all
5. Permission denied -> chmod 777...