Log Message:
kxmlgui: update to 5.70.0

5.67
  Use KStandardAction convenience method for switchApplicationLanguage
  Allow programLogo property to be a QIcon, too
  Remove ability to report bugs against arbitrary stuff from a static list
  Remove compiler information from bug report dialog
  KMainWindow: fix autoSaveSettings to catch QDockWidgets being shown again
  i18n: Add more semantic context strings
  i18n: Split translations for strings "Translation"
5.70
  [KRichTextEditor] Add support for headings
  [KKeySequenceWidget] Work around Meta modifier behavior