Added support for the upcoming script reward "changeColorFilter"

src/com/gpl/rpg/atcontentstudio/model/gamedata/Dialogue.java

@@ -64,7 +64,8 @@ public class Dialogue extends JSONElement {
 			removeSpawnArea,
 			deactivateSpawnArea,
 			activateMapObjectGroup,
-			deactivateMapObjectGroup
+			deactivateMapObjectGroup,
+			changeMapFilter
 		}
 	}
 	
@@ -244,6 +245,7 @@ public class Dialogue extends JSONElement {
 					case spawnAll:
 					case removeSpawnArea:
 					case deactivateSpawnArea:
+					case changeMapFilter:
 						reward.map = reward.map_name != null ? proj.getMap(reward.map_name) : null;
 						break;
 					case actorCondition:

src/com/gpl/rpg/atcontentstudio/model/maps/TMXMap.java

@@ -39,6 +39,7 @@ public class TMXMap extends GameDataElement {
 	public static final String WALKABLE_LAYER_NAME = "Walkable";
 	
 	public enum ColorFilter {
+		none,
 		black20,
 		black40,
 		black60,