[vdr-markad/f24] (7 commits) ...rebuild for new git version

Summary of changes: f1b5235... replaced function avcodec_alloc_frame(); by av_frame_alloc( (*) 940cfa4... replaced function avcodec_alloc_frame(); by av_frame_alloc( (*) 525100b... replaced function avcodec_alloc_frame(); by av_frame_alloc( (*) a274b41... Rebuilt for ffmpeg-3.1.1 (*) 6c0d793... rebuild for new git version (*) 6d675f0... rebuild for new git version (*) 753db39... rebuild for new git version (*) This commit already existed in another branch; no separate mail sent