rails/rails — pull request #8227 by senny (2012-11-15 17:42:00+00:00)
Title: Backport 8139

The `plugin new` generator always adds the dummy app rake tasks,
when a dummy app was created.

Closes #8224

I had to backport the commit 00fbee5bbf7896d38ccf3a26d4b6f36f9a63f358 also. Otherwise the error from #6251 would popup.