Add some name input fields.
Merge branch 'master' of https://github.com/isenseDev/rSENSE into contributor-names

Conflicts:
	app/controllers/data_sets_controller.rb
Contributor name for manual entry.
Update test to submit name with file upload.
Merge branch 'master' of https://github.com/isenseDev/rSENSE into contributor-names
Merge pull request #1207 from NatTuck/contributor-names

Contributor names