[ #13801 ] Fix licensing issues, better translation, minor fixes

kde/data/sflphone-client-kde.desktop

kde/man/CMakeLists.txt

kde/plasma/plasmoid-qml/CMakeLists.txt

...sma/plasmoid-qml/package/contents/ui/.TabBar.qml.kate-swp

kde/plasma/plasmoid-qml/package/contents/ui/BookmarkTab.qml

kde/plasma/plasmoid-qml/package/contents/ui/CallTab.qml

kde/plasma/plasmoid-qml/package/contents/ui/ContactTab.qml

kde/plasma/plasmoid-qml/package/contents/ui/DialPad.qml

kde/plasma/plasmoid-qml/package/contents/ui/HistoryTab.qml

.../plasmoid-qml/package/contents/ui/ListSectiondelegate.qml

...plasma/plasmoid-qml/package/contents/ui/NumberOverlay.qml

kde/plasma/plasmoid-qml/package/contents/ui/Settingstab.qml

kde/plasma/plasmoid-qml/package/contents/ui/TabBar.qml

...asma/plasmoid-qml/package/contents/ui/TransferOverlay.qml

kde/plasma/plasmoid-qml/package/contents/ui/main.qml

kde/src/AccountWizard.cpp

kde/src/AccountWizard.h

kde/src/ActionSetAccountFirst.cpp

kde/src/ActionSetAccountFirst.h

kde/src/CallView.cpp