Merge deb to master

.gitlab-ci.yml

Dockerfile

libpwrutils/CMakeLists.txt

libpwrutils/bitset.h

libpwrutils/exception.cpp

libpwrutils/exception.h

libpwrutils/foreach.h

libpwrutils/pathsearch.cpp

libpwrutils/pathsearch.h

libpwrutils/plugin.cpp

libpwrutils/plugin.h

libpwrutils/plural.cpp

libpwrutils/plural.h

libpwrutils/sentence.h

libpwrutils/tokensource.h

libpwrutils/typedefs_includes.in.h

libpwrutils/typedefs_typedefs.in.h

libpwrutils/util.cpp

libpwrutils/util.h

libpwrutils/version.in