[backend] bs_worker: bring killjob in sync with normal build call

We should provide the same arguments to keep things consistent.
[backend] put correct package name into import jobs
[backend] Do static link for ova file.
[backend] Publish .ova files.
[backend] More explanations about the reason of build.
[dist] /etc/my.cnf may contain several datadir-entries
[dist] As obsapisetup doesn't set the options, they shouldn't be removed as well.
[backend] maxchild configuration setting for source service

Signed-off-by: Markus Lehtonen <markus.lehtonen@linux.intel.com>
[backend] Add support for m68k
[api] Add m68k architecture
[api] fix migration run without source server
[api] define m86k in seeds and register migration
[dist] update gem versions
[webui] Separate tables for requests on the user home page
[dist] didn't mean to revert to coderay-1.0.5, so update gem versions again ;(
[webui] Require title/body in comment forms. Fixes #425
[backend] fix hostlabel constraints merging
[backend] support newer versions of lxc
[backend] validate suse and rpm-md format with product informations
[backend] skip suse specific tests on travis