Fix ProtocolLib usage

Signed-off-by: Andre Schweiger <andre.spiele@yahoo.de>
More UUID fixes

Signed-off-by: Andre Schweiger <andre.spiele@yahoo.de>
Replace some deprecated methods

Signed-off-by: Andre Schweiger <andre.spiele@yahoo.de>
Some general cleanup

Signed-off-by: Andre Schweiger <andre.spiele@yahoo.de>
Fix another UUID oversight and some testing(spider jockeys)

Signed-off-by: Andre Schweiger <andre.spiele@yahoo.de>