Merge pull request #110 from vitaly/master

fix missleading comments in init.rb
allow CanCan authorization when OmniAuth authentication is selected
see CHANGELOG, bump version to 2.2.3
see CHANGELOG, bump version to 2.2.4
see CHANGELOG, bump version to 2.2.5
see CHANGELOG, bump version to 2.2.6
improve 'testing' recipe for better handling of RSpec 'spec/spec_helper.rb'
see CHANGELOG, bump version to 2.2.7
updaet gem jquery-datatables-rails
see CHANGELOG, bump version to 2.2.8
see CHANGELOG, bump version to 2.2.9
fix 'extras' recipe to check for rvm gem version 1.11.3.5 or newer
Remove provider and uid from attr_accessible
fix 'gems' and 'setup' recipes to correct use of google_oauth2 provider for OmniAuth (issue 117)
Merge pull request #115 from listrophy/master

Remove provider and uid from attr_accessible
update CHANGELOG
use 'git add -A' instead of 'git add .' (and use '-qm' instead of '-aqm' for git commit)
 fix 'models' recipe to set provider in 'config/initializers/omniauth.rb' (rails-composer issue 19)
add 'email_spec' when RSpec is selected (even when email is 'none')
Revert "add 'email_spec' when RSpec is selected (even when email is 'none')"

This reverts commit 6b52f1a91da5191a8b3b0ced604e45bf7bb71009.