Fixed antipoison not working in some scenarios

Added new ::timers admin command

Server/src/main/core/game/system/command/sets/DevelopmentCommandSet.kt

@@ -279,5 +279,16 @@ class DevelopmentCommandSet : CommandSet(Privilege.ADMIN) {
             val id = args[1].toIntOrNull() ?: 9804
             player.dialogueInterpreter.sendDialogues(player, id, "Expression ID: $id")
         }
+
+        define("timers", Privilege.ADMIN, "::timers", "Print out timers") { player, args ->
+            player.sendMessage("Active timers:")
+            for(timer in player.timers.activeTimers) {
+                player.sendMessage("  ${timer.identifier} ${timer.nextExecution}")
+            }
+            player.sendMessage("New timers:")
+            for(timer in player.timers.newTimers) {
+                player.sendMessage("  ${timer.identifier}")
+            }
+        }
     }
 }

Server/src/main/core/game/system/timer/impl/Poison.kt

@@ -40,10 +40,6 @@ class Poison : PersistTimer (30, "poison", flags = arrayOf(TimerFlag.ClearOnDeat
     }
 
     override fun onRegister (entity: Entity) {
-        if (hasTimerActive<PoisonImmunity>(entity)) {
-            removeTimer<Poison>(entity)
-            return
-        }
         if (entity is Player) {
             sendMessage(entity, "You have been poisoned.")
             entity.debug ("[Poison] -> Received for $severity severity.")