relocate treatment of comasters: fix bug where MoveBelow was used when MoveUp was appropriate with regards to the direction of writes. Only uses MoveBelow if not a comaster, or is read-only.  Falls back to MoveUp otherwise.
relocate treatment of comasters: fix bug where MoveBelow was used when MoveUp was appropriate with regards to the direction of writes.
Only uses MoveBelow if not a comaster, or is read-only.  Falls back to MoveUp otherwise.

github/orchestrator,grierj/orchestrator,github/orchestrator,github/orchestrator,github/orchestrator,pcharlan/orchestrator,PressLabs/orchestrator,orkestrov/orchestrator,rlowe/orchestrator,schatt/orchestrator,PressLabs/orchestrator,grierj/orchestrator,BrianIp/orchestrator,schatt/orchestrator,orkestrov/orchestrator,BrianIp/orchestrator,orkestrov/orchestrator,pcharlan/orchestrator,orkestrov/orchestrator,enisoc/orchestrator,rlowe/orchestrator,schatt/orchestrator,enisoc/orchestrator,PressLabs/orchestrator,pcharlan/orchestrator,grierj/orchestrator,BrianIp/orchestrator,PressLabs/orchestrator,enisoc/orchestrator,rlowe/orchestrator,enisoc/orchestrator,pcharlan/orchestrator