Improvements to console refactor code

- Prevent stack corruption in a few places
- Use correct type in printfs
- Reduce type conversions in EngineApi & dAto*
- Fix compilation on GCC
- Tidy up code

Engine/source/ts/collada/colladaImport.cpp

@@ -139,7 +139,7 @@ ConsoleFunction( enumColladaForImport, bool, 3, 3,
    GuiTreeViewCtrl* tree;
    if (!Sim::findObject(argv[2], tree))
    {
-      Con::errorf("enumColladaScene::Could not find GuiTreeViewCtrl '%s'", argv[2]);
+      Con::errorf("enumColladaScene::Could not find GuiTreeViewCtrl '%s'", (const char*)argv[2]);
       return false;
    }