[#6100] ticket:420 added redirect for moved tickets
[#6100] ticket:431 Added MovedTicket and MovedArtifact, updated ticket move
#6100 ticket:431 fixed test
[#6100] ticket:431 Remove commented code and expand test
[#6100] Put MovedTicket in its own collection; add indexes

Signed-off-by: Tim Van Steenburgh <tvansteenburgh@gmail.com>