Merge pull request #2784 from laurimyllari/master-intel-fixes

linux 3.12.1: add Haswell HDMI buffer alignment to fix 5.1 pcm
systemd: journald: decrease SystemMaxUse/RuntimeMaxUse
linux: unset CONFIG_KALLSYMS

revert this if rpi/some of i386 builds fail
Pull AE fixes from xbmc master
i915: add video 16..235 pass-through
xbmc: VC1 temporary crash fix from fritsch