Update guard and capybara.
Merge changes.
Update rails to 3.2.16.
Update mailman and factory_girl.
Update rspec-rails.
Update sass.
Update turbolinks.
Update Ruby to 2.1.0.
Merge branch 'jr-gemupdates'

Conflicts Resolved:
	Gemfile.lock
	vendor/engines/your_platform/spec/models/user_group_membership_spec.rb

In addition, the gem 'therubyracer' had to be updated in order to
be able to perform a 'bundle install' after merging.