Fixed many bugs in the TMX Maps management. Added the

removeQuestProgress dialogue reward type. Initiallized the GDEVisitor
class to help with finding dependencies (through the Beanshell console
only for now).

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

@@ -273,11 +273,12 @@ public class TMXMap extends GameDataElement {
 
 	public void save() {
 		if (writable) {
+			String xml = toXml();
 			try {
 				//TODO: check in fileutils, to test the workspace's filesystem once at startup, and figure out how many of these can occur, instead of hard-coded '2'
 				dismissNextChangeNotif += 2;
 				FileWriter w = new FileWriter(tmxFile);
-				w.write(toXml());
+				w.write(xml);
 				w.close();
 				this.state = State.saved;
 				changedOnDisk = false;