[gtkmm] Created tag 3.15.10

[Murray Cumming <murrayc src gnome org>]

The unsigned tag '3.15.10' was created.

Tagger: Murray Cumming <murrayc murrayc com>
Date: Fri Mar 6 10:42:48 2015 +0100

    3.15.0

Changes since the last tag '3.15.9':

Benoît Dejean (1):
      Gtk::PaperSize: Define the paper name constants in the .cc file

Kjell Ahlstedt (1):
      Icon theme demo: Catch exceptions while loading icons

Murray Cumming (11):
      Label: Add get/set_xalign/yalign() and properties.
      Stock: Mention the named icons for Copy, Cut, and Delete.
      Application: Fix constuctor->constructor typo in docs.
      Application: Fix arguements->arguments typos.
      CssProvider::load_from_data(): Document that this throws an exception.
      Stock::PASTE and stock::DELETE: Mention the icon names.
      Regenerate GDK .defs.
      Regenerate gtk defs.
      Regenerate *_docs.xml files.
      Popover: Add get/set_transitions_enabled() and the property.
      3.15.10