These are some minimal changes to support 1.3, does not yet include role
dependencies.

* consistent jinja variable syntax
* comment blocks on the tasks/main.yml files
* some syntax errors, variable name issues
* indenting, breaking up long lines
* various bug fixes

works from scratch on gce and better generalization

missed file

changing user for checkout task

reverting path change

fix typo

fully working on debian

working upstart

moving env from bashrc

removing unused template

adding template for ruby env setting

removing unused template

removing forum and ruby env from bashrc, general cleanup