Fix tag prompt for Cap branch
Remove bcrypt gem reference from Gemfile
Group Capistrano gems in development group
Bundle in RVM<->Capistrano gems

In an effort to automate RVM ruby version and gemset variables, include
gems that will provide this functionality.
Remove rvm-capistrano gem from bundle

Gem isn't as wonderful as originally thought. Remove from bundle and
install rvm manually.
Clean editorconfig whitespace
Add capistrano rake tasks

Create rake tasks for use with capistrano:
  * Check if all required directories are writable
  * Prompt for the git tag to deploy from
Don't use sudo on the deployment/staging servers

Deployment users shouldn't need to use sudo to do their work. Don't
have Capistrano use it during deployment.
Remove release tag prompt from deploy.rb

Prompt for the git tag to release has been moved out to a rake task.
Update Capistrano deployment variables

  * Fetch/pull changes, don't get the whole repositpory again during
    every deployment.
  * Keep a few more releases archived just in case.
  * Use RVM on a system level (since deployment is managed by a
    deployment group).
  * Fix RVM gemset name.