* glib/Argv.cs : add automatic progname handling. * gdk/Global.custom : kill obsolete warnings by using GLib.Argv. svn path=/trunk/gtk-sharp/; revision=38729
* glib/Argv.cs : argv marshaling class. * glib/Makefile.am : add file. * glib/Marshaller.cs : mark the argv methods obsolete. * gtk/Application.cs : use GLib.Argv. [Fixes #68812] svn path=/trunk/gtk-sharp/; revision=38046