All rails *and* language tests now pass, with the exception of a language/resource test that passes by itself but fails when run as part of the whole suite. Also, I added deletion where appropriate, so that unspecified resources, parameters, and facts are now deleted, as one would expect.

git-svn-id: https://reductivelabs.com/svn/puppet/trunk@1951 980ebf18-57e1-0310-9a29-db15c13687c0