generate RSpec tests for Pundit with the rails_apps_testing gem
remove Mongoid-specific code
remove options for Rails 3.2 example applications
remove 'testing' recipe (partly replaced by 'tests4' recipe)
remove MongoDB option from database choices
remove 'starter_app' option (to be replaced by rails_apps_pages generated pages)
replace recipes 'model, view, controller' with recipes 'devise, omniauth, pundit'
add set_default_locale recipe
create locale file
add 'pages' recipe
fix logic error for 'pages' recipe
support Pundit for authorization with OmniAuth
no longer supporting Rails 4.0 and earlier, remove Rails 4.1 logic
rename 'tests4' recipe to 'tests'
rename 'after_everything' and 'after_bundler'
add comments for troubleshooting
see CHANGELOG, bump version to 3.0.0
Merge pull request #301 from hedgesky/master

add set_default_locale recipe
add locale recipe
improve logic for locale recipe