added missing import
added test for ComonentRevision.__str__()
WEB-416 added feature to POST data to components
removed content type from post
WEB-347 moved Component metadata into ComponentRevision
WEB-347 updated fixtures to work with metadata being moved into ComponentRevision
WEB-347 missed a few fixture migrations
WEB-347 fixed code so ComponentViewTest passes
WEB-347 fixed error in component_data.json causing it to be unable to be
loaded into the DB
Merge branch 'RC1/component-data' of github.com:motherjones/mirrors into RC1/component-revisions

Conflicts:
	mirrors/views.py
make ComponentRevision.__str__ return more info
all tests pass; ComponentRevisions work
Merge pull request #9 from motherjones/RC1/component-revisions

Rc1/component revisions