v1.1.0: scroll of polymorph reworked into scroll of metamorphosis

SPD-classes/src/main/java/com/watabou/utils/Bundle.java

@@ -39,6 +39,7 @@ import java.io.OutputStreamWriter;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.HashMap;
+import java.util.Set;
 import java.util.zip.GZIPInputStream;
 import java.util.zip.GZIPOutputStream;
 
@@ -71,6 +72,10 @@ public class Bundle {
 	public boolean contains( String key ) {
 		return !data.isNull( key );
 	}
+
+	public Set<String> getKeys(){
+		return data.keySet();
+	}
 	
 	public boolean getBoolean( String key ) {
 		return data.optBoolean( key );