Zone server now uses the World server's group classes. MotD now shows proper world name. Added party functions to zone server.

FFXIVClassic Map Server/actors/group/Party.cs

@@ -0,0 +1,53 @@
+using FFXIVClassic.Common;
+using FFXIVClassic_Map_Server.actors.group.work;
+using FFXIVClassic_Map_Server.dataobjects;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FFXIVClassic_Map_Server.actors.group
+{
+    class Party : Group
+    {
+        public PartyWork partyGroupWork = new PartyWork();
+        public List<uint> members = new List<uint>();
+
+        public Party(ulong groupId, uint leaderCharaId) : base(groupId)
+        {
+            partyGroupWork._globalTemp.owner = (ulong)(((ulong)leaderCharaId << 32) | 0xB36F92);
+            members.Add(leaderCharaId);
+        }
+
+        public void SetLeader(uint actorId)
+        {
+            partyGroupWork._globalTemp.owner = (ulong)((actorId << 32) | 0xB36F92);
+        }
+
+        public uint GetLeader()
+        {
+            return (uint)((partyGroupWork._globalTemp.owner >> 32) & 0xFFFFFFFF);
+        }
+        
+        public bool IsInParty(uint charaId)
+        {
+            return members.Contains(charaId);
+        }
+
+        public override void SendInitWorkValues(Session session)
+        {           
+        }        
+
+        public override int GetMemberCount()
+        {
+            return members.Count;
+        }
+
+        public override uint GetTypeId()
+        {
+            return Group.PlayerPartyGroup;
+        }
+
+    }
+}