[merge] with upstream

CHANGES

CMakeLists.txt

lang/calamares_cs_CZ.ts

lang/python/az/LC_MESSAGES/python.po

lang/python/az_AZ/LC_MESSAGES/python.po

lang/python/cs_CZ/LC_MESSAGES/python.po

src/libcalamares/JobQueue.cpp

src/libcalamares/PythonJobApi.cpp

src/libcalamares/modulesystem/Module.cpp

src/libcalamares/partition/KPMManager.cpp

src/libcalamares/utils/CalamaresUtilsSystem.cpp

src/libcalamares/utils/Logger.h

src/libcalamares/utils/RAII.h

src/libcalamares/utils/Tests.cpp

src/modules/fstab/fstab.conf

src/modules/initcpiocfg/main.py

src/modules/initcpiocfg/module.desc

src/modules/keyboard/Config.cpp

src/modules/locale/LocaleConfiguration.cpp

src/modules/locale/LocalePage.cpp