add many Layout types
add generic add/delete/iterate code for GtkContainers
add Julia types for remaining Gtk layouts
add GtkLabels, placeholders for some types, and fix a few typos so this runs
fix & improve property setting (GValue) code
better printing of GtkWidgets, make some convenience types immutable
add lots of button types. allow getindex and setindex! to read/write the GtkWidgets type
add some missing methods and export identified during testing
improve efficiency & functionality of w[i] syntax, fix some method warnings
code structuring cleanup
usability improvements: CheckBoxGroups, ShortNames module, assorted bug fixes, and tests
Input Widgets, empty!() method
various fixes, including revert active parameter to various Buttons to a final parameter, instead of a named argument
s/Ptr{GtkWidget}/Ptr{GtkObject}/g
more bugfixes, GtkComboBoxText, some support for GtkTextView
rework the events and gvalues api's to be more powerful with less code. add signal_emit.
fix Canvas widget
get most of the basic functionality for interacting with TextBuffers; replace staticstring() with Gtk.bytestring()
repair various typos
convert some GObjects to GType macros, improve GSList for consumer use