Arch packages recognize $checkdepends
make changelog2spec understand _service: stripping
Merge pull request #102 from roman-neuhauser/arch-checkdepends

Arch packages recognize $checkdepends
improve bintype guessing in init_buildsystem
fix typo in comment
fix pSeries check
Enable virtio support for ppc64le

Signed-off-by: Dinar Valeev <dvaleev@suse.com>