Reading for r3
Allow delete to complete even when derivative retraction fails
Merge pull request #300 from avalonmediasystem/bugfix/derivative-deletion

Skip derivative retraction if workflow id missing
Add missing license headers
Add missing license headers to views
Merge pull request #301 from avalonmediasystem/r3-license-headers

R3 license headers
Bump default branch in capistrano deploys
Merge remote-tracking branch 'project/release/3.0.0' into uva-pilot

Conflicts:
	Gemfile