easily modify the folders shown in the PSP's Browser

Notes for this version: When uploading/downloading a file, the normal file directories are: Uploading/Browsing /DCIM /PICTURE /PSP/PHOTO /PSP/COMMON Downloading/Saving a File /PICTURE /MUSIC /VIDEO /PSP/COMMON /PSP/PHOTO /PSP/MUSIC /MP_ROOT/xxxMNVxx /MP_ROOT/xxxANVxx Downloading an eboot.pbp /PSP/GAME/UPDATE