gtkmm 2.99.6

["Murray Cumming" <install-module gnome org>]

       Module: gtkmm
      Version: 2.99.6
  Uploaded by: Murray Cumming

http://download.gnome.org/sources/gtkmm/2.99/gtkmm-2.99.6.tar.gz
 sha256sum: 23c12343071e75af2d116e751b3bc3cca5feccd3bc1e91999ced288c11caa92a
      size: 20M

http://download.gnome.org/sources/gtkmm/2.99/gtkmm-2.99.6.tar.bz2
 sha256sum: c03302dcea38b007ab07b17981809887ebcd668ccd87f1e6c6ecfb20684f9525
      size: 16M

News
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2.99.6 (unstable):

Gtk:
* CssProvider: load_from_data(): Remove the size parameter.
	(Fabien Parent)
* Main: Added a constructor with no argc and argv.
  (Murray Cumming)
* TreeView::add_column_editable(): Make this work for TreeModelFilter models.
  (Luca Wehrstedt) Bug #582981
* Window: Added unset_application.
  (Murray Cumming)