added default behaviourType to "Simple" for mobs. added respawn logic

src/engine/ai/MobileFSM.java

@@ -678,7 +678,9 @@ public class MobileFSM {
             if (System.currentTimeMillis() > aiAgent.deathTime + MBServerStatics.DESPAWN_TIMER_WITH_LOOT) {
                 aiAgent.despawn();
                 //update time of death after mob despawns so respawn time happens after mob despawns.
+                if(aiAgent.deathTime != 0) {
                     aiAgent.setDeathTime(System.currentTimeMillis());
+                }
                 respawn(aiAgent);
             }
 
@@ -689,7 +691,9 @@ public class MobileFSM {
                 if (System.currentTimeMillis() > aiAgent.deathTime + MBServerStatics.DESPAWN_TIMER_ONCE_LOOTED) {
                     aiAgent.despawn();
                     //update time of death after mob despawns so respawn time happens after mob despawns.
+                    if(aiAgent.deathTime != 0) {
                         aiAgent.setDeathTime(System.currentTimeMillis());
+                    }
                     respawn(aiAgent);
                 }
                 //Mob never had Loot.
@@ -697,7 +701,9 @@ public class MobileFSM {
                 if (System.currentTimeMillis() > aiAgent.deathTime + MBServerStatics.DESPAWN_TIMER) {
                     aiAgent.despawn();
                     //update time of death after mob despawns so respawn time happens after mob despawns.
+                    if(aiAgent.deathTime != 0) {
                         aiAgent.setDeathTime(System.currentTimeMillis());
+                    }
                     respawn(aiAgent);
                 }
             }

src/engine/objects/Mob.java

@@ -293,7 +293,11 @@ public class Mob extends AbstractIntelligenceAgent {
                 this.equipmentSetID = this.contract.getEquipmentSet();
 
             this.nameOverride = rs.getString("mob_name");
+            if(rs.getString("fsm").length() > 1) {
                 this.BehaviourType = MobileFSM.MobBehaviourType.valueOf(rs.getString("fsm"));
+            } else{
+                this.BehaviourType = MobileFSM.MobBehaviourType.Simple;
+            }
         } catch (Exception e) {
             Logger.error(currentID + "");
         }
@@ -1299,7 +1303,7 @@ public class Mob extends AbstractIntelligenceAgent {
         this.walkMode = true;
         this.combatTarget = null;
         this.isAlive.set(true);
-
+        this.deathTime = 0;
         this.lastBindLoc = this.bindLoc;
         this.bindLoc = this.lastBindLoc;
         this.setLoc(this.lastBindLoc);