added comments and explanation
updated station modules
- added check allowing  module params to be a string, hash, or array
- added classname propert to initialize method
updated git-config module
- now allows any git config parameter to be set
- can set a path to .gitconfig file to copy
added git-config option to sites and removed unused bash script
updated elastic beanstalk to version 2.6.4 by default
added all vagrant config parameters to folders
added drop options to database parameters
fixed issue with mysql
updated variables module