[gtkmm] Created tag 3.18.1

[Murray Cumming <murrayc src gnome org>]

The unsigned tag '3.18.1' was created.

Tagger: Murray Cumming <murrayc murrayc com>
Date: Thu Apr 14 18:06:34 2016 +0200

    3.18.1

Changes since the last tag '3.18.0':

Chun-wei Fan (1):
      MSVC builds: Look for headers in include/gio-win32-2.0 as well

Emeric Maschino (2):
      Menushell: Use noexcept on the destructor implementation.
      Widget: Use noexcept on the destructor implementation.

Kjell Ahlstedt (9):
      tests/object_move: Derive from Gtk::Object, test move assignment
      Gtk::ApplicationWindow: Hand-code the ctor that takes an application param
      Gdk::Screen::get_font_options(): Really take a copy
      Gdk: Use nullptr instead of 0
      Gtk: Use nullptr instead of 0
      Demos, tests: Use nullptr instead of 0
      treeview_editable_cells demo: Catch exception from std::stoi
      gdk_generate_extra_defs.sh: Avoid translation of documentation
      Fix "make check" after sigc::mem_fun(pointer,func) was deprecated

Murray Cumming (11):
      NEWS: Add what's new in 3.18.
      Gtk::Object: Use of the override keyword.
      C++11: Stack: Use of override keyword.
      C++11: tests/examples: Use override keyword.
      Use -Wsuggest-override with --enable-warnings=fatal.
      Regenerate gdk .defs
      Regenerated some gtk .defs.
      TreeView: _auto_store_on_cellrenderer_text_edited_numerical():
      Slight whitespace change.
      CellRendererProgress:_property_renderable(): Avoid infinite loop.
      3.18.1

Philipp Lenk (1):
      Gtk::TreeView: Fix a crash in get_tooltip_context_path()