Add file bin/kill-transfer, which allows an operator to manually kill transfers.
Merge pull request #18 from dmwm/master

Update from master
Add killed to Stat component.
Merge pull request #4125 from HassenRiahi/AddKilledState

Add killed state in Stats component
Merge pull request #4104 from AndresTanasijczuk/manualKill

Add file to allow operator manual kill of transfers