cosmetic to MainWindow,

drop does not work for widget,
fixed offset problem,
add esc key

README.md

@@ -13,11 +13,14 @@ Feel free to use my code the way you like. But remember i used some public libra
 licence, too.
 
 ### To Do
-- rotation problem
-- cloth not working correctly
+- center and normalize
+- open file while runtime does not work
+- drag and drop does not work
+- tga with alpha cannot be opened
+- multi polygons not correctly triangulated
+- 5+ polygons => corrupted file
 - optional display bones, shadow, collision,...
 - integrate into a software:
--> gui open file ( + drag and drop),
 -> list all msh under a directory,
 -> display shadows,
 -> display colisions,