Remove irecv_read|write_file() which are obsolete now
Remove irecv_read|write_file() which are obsolete now

Chronic-Dev/libirecovery,xerub/libirecovery,ieswxia/libirecovery,libimobiledevice-win32/libirecovery,libimobiledevice/libirecovery,ieswxia/libirecovery,xerub/libirecovery,wangwei1237/libirecovery,libimobiledevice-win32/libirecovery,libimobiledevice/libirecovery,Chronic-Dev/libirecovery,aburgh/libirecovery,aburgh/libirecovery,wangwei1237/libirecovery