cIOSX rev21 d2x v4 : cIOS Pour Wii

Certaines personnes ont rencontré des problèmes avec la nouvelle version du cIOS de Waninkoko, dont des ralentissements et des problèmes de wiimote. X-Flak, Davebaol et Xabby666 ont décidé de remédier à ce problème, en proposant leurs modification du cIOS r21.La différence se situe au niveau du module EHCI qui a été modifié. Remercions-les donc pour leur release.

Changelog :

ES - Added "return to channel" feature compatible with all games out there, included problematic ones like PoP.
ES - Fixed error 002 in method 2 for blocking ios reload.
ES - Repeated ios reload are now supported by method 2.
ES - Added support to reload any ios, not only 249.
FAT - Removed file logging code since has proved harmful to games like LostWinds and LostWinds WotM.
FAT - Added support for sector size up to 4KB (typically needed for HDD greater than 2TB).
FAT - Fixed a bug in FAT_GetStats. Now games like Max & the Magic Marker, FFCC My Life as a King and FFCC My Life as a Darklord are working properly.
FAT - Fixed the error code returned by FAT_Readdir when the requested folder is an existing file.
Now all Strong Bad episodes are working properly.
FAT - Fixed a bug in FAT_Seek to prevent from increasing the file size when seeking out of the file.
FAT - Changed timing logic
FAT - Updated FatFs from 0.8 to 0.8b
FAT - Fixed a potential buffer overflow while reading a directory
FAT - Changes due to the fix for huge HDD made in EHCI module
FFS - Removed workaround on file renaming since the issue has been fixed by updating FatFs into the FAT module
FFS - Fixed the buffer length in FAT_ReadDir to avoid potential problems
EHCI - Fixed a bug to support HDD greater than 1TB
Other minor changes.