merge bionic from a09_source_1.5 souce code of service.i-onik.de
merge bootable from a09_source_1.5 souce code of service.i-onik.de
merge build from a09_source_1.5 souce code of service.i-onik.de
merge development from a09_source_1.5 souce code of service.i-onik.de
merge device from a09_source_1.5 souce code of service.i-onik.de