vlc-jjk: fix segfaults with ffmpeg 2.4 (FS#42099)
mesa-jjk: upgrade to 10.3.1
dovecot-jjk: upgrade to 2.2.14
php-jjk: upgrade to 5.6.2
cairo-jjk: upgrade to 1.14.0
gdk-pixbuf2-jjk: upgrade to 2.31.1
ffmpeg-jjk: use makepkg's stripping instead of ffmpeg's one
postfix-jjk: upgrade to 2.11.2
Add lxpolkit-jjk

lxpolkit was merged with lxsession and as such is now part of that package in
Arch. Since we don't want the whole session manager but only care about the
(small) polkit agent, let's repackage it.

Also not including the locales since we don't care about/install them anyways.