Gtk2 1.2499 (stable) available GTK-Perl

Overview of changes in Gtk2 1.2499 (stable) [2016-09-30]: Rename an internal variable to avoid confusion; Make the Gtk2::StatusIcon::position_menu tests more robust/lenient; Fix typos in POD (Bugzilla #760067). Gtk2 is available via CPAN, or as a tarball from Sourceforge: http://downloads.sourceforge.net/gtk2-perl/Gtk2-1.2499.tar.gz (http://bit.ly/2dfOcrE), or view the source in the Gtk2-Perl git repo: http://git.gnome.org/browse/perl-Gtk2/tag/?id=rel-1-24-99 (http://bit.ly/2dfODCc)