git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 56b97c0 avcodec/x86/h264_intrapred: Replace pred8x8_top_dc_8_mmxext with SSE2
56b97c03d4e68aa7ed42b5bfd470166a7235e1aa