clingo: introduce clingo 4.2.1 to -other
gringo: bump to 4.2.1
openafs, openafs-driver: Version bumped to 1.6.5.2

Minor bug fixes.
dmraid: moved to core
Merge branch 'openafs'
imlib2_loaders: now depends on efl
pavucontrol: added missing dependencies
Merge pull request #146 from v4hn/clingo

clingo: introduce clingo to -other