Reintroduce Chunk Unload Stopping

Not sure why this feature was commented out, but it is very helpful in lag-reduction.

src/main/java/net/minecraftforge/cauldron/configuration/CauldronConfig.java

@@ -45,7 +45,8 @@ public class CauldronConfig extends ConfigBase
     public final BoolSetting checkEntityMaxSpeeds = new BoolSetting(this, "settings.check-entity-max-speeds", false, "Removes any entity that exceeds max speed.");
     public final IntSetting largeBoundingBoxLogSize = new IntSetting(this, "settings.entity-bounding-box-max-size", 1000, "Max size of an entity's bounding box before removing it (either being too large or bugged and 'moving' too fast)");
     public final IntSetting entityMaxSpeed = new IntSetting(this, "settings.entity-max-speed", 100, "Square of the max speed of an entity before removing it");
-
+    public final IntSetting chunkGCGracePeriod = new IntSetting(this, "settings.chunk-gc-grace-period",0,"Grace period of no-ticks before unload");
+    
     // Debug settings
     public final BoolSetting enableThreadContentionMonitoring = new BoolSetting(this, "debug.thread-contention-monitoring", false, "Set true to enable Java's thread contention monitoring for thread dumps");
 
@@ -100,6 +101,7 @@ public class CauldronConfig extends ConfigBase
         settings.put(userLogin.path, userLogin);
         settings.put(allowTntPunishment.path, allowTntPunishment);
         settings.put(maxPlayersVisible.path, maxPlayersVisible);
+        settings.put(chunkGCGracePeriod.path,chunkGCGracePeriod);
         load();
     }