-gem 'rails-i18n', ">= 0.6.3"
-gem 'dynamic_form'
-gem 'rinku', '>= 1.2.2', :require => 'rails_rinku'
-gem 'oauth-plugin', '>= 0.4.1', :require => 'oauth-plugin'
-gem 'open_id_authentication', '>= 1.1.0'
-gem 'validates_email_format_of', '>= 1.5.1'
-gem 'composite_primary_keys', '>= 5.0.8'
-gem 'http_accept_language', '>= 1.0.2'
-gem 'paperclip', '~> 2.0'
-gem 'deadlock_retry', '>= 1.2.0'
-gem 'i18n-js', '>= 3.0.0.rc2'
-
-# We need ruby-openid 2.2.0 or later for ruby 1.9 support
-gem 'ruby-openid', '>= 2.2.0'
-
-# Browser detection support
-gem 'browser'
+gem "actionpack-page_caching"
+gem "composite_primary_keys", "~> 10.0.0"
+gem "dynamic_form"
+gem "http_accept_language", "~> 2.0.0"
+gem "i18n-js", ">= 3.0.0"
+gem "oauth-plugin", ">= 0.5.1"
+gem "openstreetmap-deadlock_retry", ">= 1.3.0", :require => "deadlock_retry"
+gem "paperclip", "~> 5.2"
+gem "rack-cors"
+gem "rails-i18n", "~> 4.0.0"
+gem "record_tag_helper"
+gem "rinku", ">= 1.2.2", :require => "rails_rinku"
+gem "validates_email_format_of", ">= 1.5.1"
+
+# Sanitise URIs
+gem "rack-uri_sanitizer"
+
+# Omniauth for authentication
+gem "omniauth"
+gem "omniauth-facebook"
+gem "omniauth-github"
+gem "omniauth-google-oauth2", ">= 0.2.7"
+gem "omniauth-mediawiki", ">= 0.0.3"
+gem "omniauth-openid"
+gem "omniauth-windowslive"