Add explicit command to start clustering after upload is complete
Add stopWords to csv upload form
Pass supplied stop words to csv import job
Set stopwords to be NOT NULL
Move to make room for other evolution
Commit 38.sql first, then 39.sql.
Clean up imports
Revert "Allow setting language on CSV import. Fixes #545. Fixes #546."

This reverts commit 71a5cfd645cad604b0dbabced11d267719cc7057.

Conflicts:
	app/assets/javascripts/for-view/DocumentSet/_index/import-upload.coffee
	app/controllers/UploadController.scala
	conf/routes
Redirect upon finish
Add import options to CSV import.
Fix UploadController status codes to match new API
Adjust CSV-import CSS