Merge 'v4.3' into 'master'

.gitlab-ci.yml

CMakeLists.txt

README.md

cprime/activitesmanage.cpp

cprime/activitesmanage.h

cprime/applicationdialog.cpp

cprime/applicationdialog.h

cprime/appopenfunc.cpp

cprime/appopenfunc.h

cprime/capplication.cpp

cprime/capplication.h

cprime/ccoreapplication.cpp

cprime/ccoreapplication.h

cprime/cenums.h

cprime/cguiapplication.cpp

cprime/cguiapplication.h

cprime/cplugininterface.cpp

cprime/cplugininterface.h

cprime/cprime.h

cprime/desktopfile.cpp