[gtkmm] Created tag 3.15.2

[Murray Cumming <murrayc src gnome org>]

The unsigned tag '3.15.2' was created.

Tagger: Murray Cumming <murrayc murrayc com>
Date: Wed Dec 3 13:26:27 2014 +0100

    3.15.2

Changes since the last tag '3.14.0':

Kjell Ahlstedt (6):
      Gdk::Pixbuf: Deprecate create_from_inline()
      Gtk::SearchEntry: Wrap the search-changed signal
      Gtk::Dialog: Add constructors with DialogFlags
      Docs: Use doxygen-extra.css
      Gtk::Grid: Add attach_next_to() without the 'sibling' parameter
      Gtk::IconThemeError: Fix a typo

Mark Vender (1):
      Add Gtk::StyleProperty

Murray Cumming (8):
      cursor: Deprecated the constructor that takes no Display.
      Overlay: Correct the @newin number.
      Overlay: Really correct the @newin number.
      Regenerate enums .defs.
      Regenerate methods .defs.
      Regenerated extra .defs files.
      Regenerate docs.xml files.
      3.15.2