Change Log:
Ticket #2009 Ship rank repeating message fix
Ticket #2010 Case of repeating GNN events
Ticket #2011 Critical- Dyson sphere and ringworld event ticker not going to them
Ticket #2012 Rare case of dead empire making stop expansion threats
Ticket #2014 Balance- Changed grav generator filter from local species to empire species (prepare for angry Katraxi)
Split fleet and leaving monsters fixes