ruby-testgtk - testgtk.c rewritten in Ruby/GTK

To run, do

    ruby testgtk.rb

in this directory.

----
(Maintainer from Ruby/GTK2)
Masao Mutoh <mutoh@highway.ne.jp>

(Original Author of Ruby/GTK version)
Hiroshi Igarashi <igarashi@ueda.info.waseda.ac.jp>
