fix warning
Revert "actually disable C4995 and C4996 for udf.cpp"

This reverts commit 03ca3eff5fccbfe6bfc1583789d4fe91af8b1900.
update ffmpeg (n0.8-18047-g12cb21e)
Work around a libavresample crash
build.bat, mpc-hc_setup.iss : add ICL13 support