Added missing plugins.

git-svn-id: http://redmine.rubyforge.org/svn/branches/work@1775 e93f8b46-1217-0410-a6f0-8f06a7374b81

groups/vendor/plugins/engines/about.yml

@@ -0,0 +1,7 @@
+author: James Adam
+email: james.adam@gmail.com
+homepage: http://www.rails-engines.org
+summary: Enhances the plugin mechanism to perform more flexible sharing
+description: The Rails Engines plugin allows the sharing of almost any type of code or asset that you could use in a Rails application, including controllers, models, stylesheets, and views.
+license: MIT
+version: 2.1.0