Application: Remove add_option_entries().
Application: Remove add_option_entries().

Because it seems useless. We need a new function, I think.
See glib bug:
https://bugzilla.gnome.org/show_bug.cgi?id=727602

GNOME/glibmm,johne53/MB3Glibmm,GNOME/glibmm,GNOME/glibmm,GNOME/glibmm,johne53/MB3Glibmm,GNOME/glibmm,johne53/MB3Glibmm,johne53/MB3Glibmm