update rails, sprockets
remove old commentsin Gemfile
update ruby-openid
update dalli
update tinymce-rails
update strong_parameters
update guard
update pry
update sass
update uglifier
update README to include gemnasium
refactor wiki_page factory to get rid of a StaleObject error
Merge pull request #128 from opf/feature/rails3_update_dependencies

Feature/rails3 update dependencies