[gtk] (6 commits) Non-fast-forward update to branch wip/matthiasc/context-menu

[Matthias Clasen <matthiasc src gnome org>]

The branch 'wip/matthiasc/context-menu' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  62700fa... entry: Use the context menu model
  88273bc... entry: Drop ::populate-popup
  8cb5606... gtk-demo: Rewrite the search entry demo
  a718d3e... label: Redo context menus

Commits added to the branch:

  a5a96e1... entry: Use the context menu model
  0acd21f... gtk-demo: Rewrite the search entry demo
  00832b6... label: Redo context menus
  711e62f... textview: Redo context menus
  32483ce... widget factory: Updates
  3711d33... widget-factory: Redo the context menu example