Merge branch 'develop'
Adding Option for MySQL 5.6
Adding a note about MySQL 5.6
Moving all MySQL to a single file
Merge pull request #46 from dbpolito/mysql56

Adding Option for MySQL 5.6
Tweak on Nginx Config
Merge pull request #61 from dbpolito/patch-3

Tweak on Nginx Config
Added nodejs_version and nodejs_packages variables
Switched "yeoman" Node Package with "yo"