[vlc/el7] (40 commits) ...Merge branch 'master' into el7

Summary of changes: c6d1b17... Rebuild for dav1d and aom SONAME bump (*) f4574e5... KMA (*) cd672b5... Restore ciphers policy for gnutls (*) b5ab699... Add el8 support (*) 95341b0... Bump release (*) 55623b6... Drop kde-filesystem support (*) 01e0109... Update changelog (*) 78849c8... Drop any phonon support for RHEL (*) 48d97b5... Update to 20191014 (*) bc72c5e... Update mmal patch (*) e7263e5... Rebuild for dav1d SONAME bump (*) 4f47bb5... rebuild for libdvdread ABI bump (*) aba68d5... Rebuild for dav1d 0.5.1 (*) 23d716d... Revert "Rebuild for dav1d 0.5.1" (*) afb754f... Rebuild for new x265 (*) 3c95485... Mass rebuild for x264 (*) 23b19ea... Rebuild for new libplacebo version (*) 2c95fdb... Update libplacebo patch (*) 8a90824... Rebuild for new protobuf version (*) 2b644df... Update snapshot (*) 268a8d9... Enable mmal-avcodec for rpi (*) a490358... disable libssh2 on el8 (*) b83425f... Fixup sftp disabled for el8 (*) 25ed67c... Rebuild (*) 49215ee... Rebuild for new libplacebo version (*) dcdcafa... - Rebuild for ffmpeg-4.3 git (*) 9524022... - Rebuild for x265 (*) ee6b5e1... Update to current snapshot (*) 7eafeaa... Fix f30 build with old dav1d (*) 768c694... Enable aom dav1d asdcp for all (*) 7555b0e... ifarch asdcplib (*) eb9238b... Update to 20200402 (*) f9bf28c... Update for qt5-qtwayland and phonon for el8 (*) 456e096... Switch to gitlab snapshot (*) 1d36e5a... Add patch for dvdnav/read (*) 86e1df2... Update changelog (*) 46a6493... Fix for el7 (*) 844ed5d... More fixes for el7 (*) 1ea37c8... Update to 3.0.9.2 (*) a98a925... Merge branch 'master' into el7 (*) This commit already existed in another branch; no separate mail sent