pango: add Pango::CairoFontMap.set_default
pango: remove nonexistent ATSUI font map
pango: add core text family font maps
gi: support gpointer in/out

[ruby-gnome2-devel-ja]

Reported by Takashi Nakajima. Thanks!!!
remove needless do
gstreamer: sample controller/audio-example
Merge pull request #160 from ted-n/controller

gstreamer: controller/audio-example

Patch by Takashi Nakajima. Thanks!!!
gstreamer: remove debug code
gstreamer: sample controller/text-color-example
Merge pull request #161 from ted-n/controller

gstreamer: controller/text-color-example

Patch by Takashi Nakajima. Thanks!!!
pango windows: enable fontconfig font
pango: define fontconfig and win32 font maps on init if available
gstreamer: don't require Gst.init

It is automatically called if it is not called yet.
glib2: ensure using the same version in all Ruby-GNOME2 packages
gi: fix out of index access
gstreamer: simplify
gstreamer: remove needless initialized check
clutter: don't require explicit Clutter.init call
clutter: don't pass ARGV to init by default
clutter-gtk: don't require explicit ClutterGtk.init call