* Changed the method of getting a CSV from a view binding to it's own url,
but re-using the table view. See
github.com/SheepDogInc/sheepdog_tables/pull/21 for a simple
example.
* Remove old sort form functionality completely.
* Removed duplicated setup.py in sheepdog_tables app
* Consolidated coffeescript into `binding.coffee` for the simple event
bindings that make the JS widgets functional.