scheduler_msgs: Request label revisions (#60)
scheduler_msgs: update Request message documentation (#60)
scheduler_msgs: better Request message priority labels (#60)
scheduler_msgs: extend range of Request priority labels (#60)
more Request message updates (#60)

rename terminal status label CLOSED
add reason field to supplement status
change history update (#60)
reformat change history for github markdown (#60)
scheduler_msgs: remove deprecated labels (#60)
Merge pull request #65 from jack-oquin/hydro-devel

scheduler_msgs: Request message revisions (#60)