Built in GUI

Classes
class	sp::gui::GUIButtonGadget
class	sp::gui::GUICheckboxGadget
class	sp::gui::GUIContainerGadget
class	sp::gui::GUIListGadget
class	sp::gui::GUIManager
class	sp::gui::GUIProgressbarGadget
class	sp::gui::GUIScrollbarGadget
class	sp::gui::GUIStringGadget
class	sp::gui::GUITextGadget
class	sp::gui::GUITrackbarGadget
class	sp::gui::GUITreeGadget
class	sp::gui::GUIWebGadget
class	sp::gui::GUIWindow