Add 4xx/5xx django special handlers.
Fix wrong decorator name on example_project templatetags. (Fix #18)
clean up language in differences.rst

Thanks for the great project and 4xx/500 improvements! I just figured I'd attempt to return the favor and clean up the English a bit here.
Adding support for test signal in Template.stream method
Adding a view test just for sanity
Merge pull request #21 from rochacon/stream-with-test-signal

Adding support for test signal in Template.stream method
Increment version to 0.18
Update CHANGES.rst.
Merge pull request #22 from mrooney/patch-1

clean up language in differences.rst