Revert "Merge branch 'example_idatasetform_without_tests'"

This reverts commit 0ce63eee311a371bfcda603a01da5657f9f6892e, reversing
changes made to 579ee38be17426d023d698bff8025c4f5849b824.
Merge branch 'master' of github.com:okfn/ckan