remove Gdk prefix.
removed Pango prefix.
fix prefix.
fix prefix.
fix examples.
Renamed primitive string converters
Renamed GTK object converters
Added Go object converters
Added more converters for primitive types
Renamed boolean converters
Renamed more boolean converters
Renamed some bool converters
Small cleanup
Small cleanup
More code cleanup
More code cleanups
More code cleanups
More code cleanups in gdk
Renamed type interfaces from *Like to I*
Some code cleanups