TOOLS-674/TOOLS-675: sdcadm update manatee: Update userScript when needed for every shard member. Simplify taking advantage of procedure arguments.
TOOLS-674/TOOLS-675: sdcadm update manatee: Update userScript when needed for every shard member. Simplify taking advantage of procedure arguments.

joyent/sdcadm,joyent/sdcadm,joyent/sdcadm