Commands now evaluate their reference Zone at runtime, thus handling of forward references in the parser is no more needed.

svn-id: r39738

engines/parallaction/objects.cpp

@@ -34,6 +34,7 @@ Command::Command() {
 	_id = 0;
 	_flagsOn = 0;
 	_flagsOff = 0;
+	_valid = false;
 
 	_flags = 0;
 	_string = 0;