Merge pull request #40 from aplanas/master

Rename check_DTMF to assert_DTMF.
use vars.json instead of $ENV variable
tidy up and fix a minor bug
Merge pull request #41 from nilxam/goodbye_env

use vars.json to instead of $ENV variable
fix check_vars call
don't silently ignore zypper problems but show them on screen
Merge pull request #43 from os-autoinst/use_pkcon_instead_of_zypper

don't silently ignore zypper problems but show them on screen
fix merge problem
we have to live without dhcpd
let the worker save serial0.txt
check UEFI_BIOS and LAPTOP
open as early as possible

avoids losing log messages from qemu startup
Merge pull request #45 from os-autoinst/upload_journal_too

we have to live without dhcpd
Merge pull request #46 from lnussel/master

fix early log files and sanitize variables