- changed automatic date to "Yesterday" date (thanks to XFlak for the suggestion !)
- added a button to automaticaly retrieve Wilbrand.exe (from the same URL used by ModMii); Wilbrand.exe will be placed in the same Wilbrand GUI.exe folder (thanks to DeadlyFoez for the suggestion !)
- corrected a bug that prevented the program from running correctly if executed from a path contaning spaces