Overview of changes in ayatana-indicator-session 0.8.0

  * Move qmenumodel from UBports' project context over to
    Ayatana Indicators' project context. Same maintainers,
    same people involved, but the project is now maintained
    together with the other Indicators' related projects.
  * Upstream version bump (to go along with the other
    indicator related projects maintained by the Ayatana
    Indicators project). Next official release will be 0.8.0.