Housekeeping

- Rename cItemRec -> cItem and cItemRec::type -> cItem::weap_type
- Clear out a lot of commented code
- Remove the flag_x members in the scenario that used to store the scenario's password hash (or something like that)

src/tools/undo.cpp

@@ -14,7 +14,7 @@ cUndoList::cUndoList(){
 
 size_t cUndoList::maxUndoSize = 0;
 
-//TODO: These functions should have error checking to ensure they do not access an out of bounds action
+// TODO: These functions should have error checking to ensure they do not access an out of bounds action
 void cUndoList::undo(){
 	(*cur)->undo();
 	cur--;