Add win32ole module definition, which is part of the MRI core on Windows.
Add GLib-2.x and GTK+-3.x gems (ruby-gnome2 project, release 2.2.0) definitions.
Add libxml gem (bindings for the native libxml2 library) definitions.
Add RubyTree gem definitions.
Add ALM REST API gem definition.
Merge pull request #134 from allquixotic/new-defs

New definitions for various libraries I use.