[dist] avoid warning on first boot of appliance
Warn admins about unconfigured distributions
[backend] Handle Build time marker in build log

Ignore the build time prefix while scanning the build log, e.g.

[34698s] /bin/sh: error while loading shared libraries: libgcc_s.so.1: cannot open shared object file: No such file or directory

Conflicts:
	src/backend/bs_worker
[dist] new lines for status messages
[backend] create correct unversioned links for kiwi install medias
[backend] fix updating static links on publishing (old broken ones remained before)
[dist] use new URL for OBS appliances
[backend] check iswaiting when deciding to delay uploadbuild events
[backend] try to run the testsuite in async mode
[api] fix check_database script to work on virgin 2.3 database
[backend] support project partitioning
[backend] implement badhost and idleworker forwarding for masterdispatch mode
[backend] fix typo in last commits
[backend] ignore exit events on initial scheduler startup
[dist] mention the possible broken ruby packaging
[dist] better hint for fixing ruby setup
[api] do not crash on owner search with explicit disabled role filter
[backend] allow partitioning without multiple reposervers, make /published work with partition
[api] avoid validation of all uploaded source files to avoid OOM errors.

Some file names still get validated in that function
[backend] fix typo in fill_remote_getrev_cache in bs_srcserver