+990731 + Improve support for pads. A viewport window may now be added to
+ a pad. It will then be possible to use a builtin panning mechanism
+ to view the pad.
+
+970908 + Improve NCursesWindow class: added additional methods to
+ cover more ncurses functionality. Make refresh() and
+ noutrefresh() virtual members to allow different implementation
+ in the NCursesPanel class.
+ + CAUTION: changed order of parameters in vline() and hline() of
+ NCursesWindow class.
+ + Make refresh() in NCursesPanel non-static, it is now a
+ reimplementation of refresh() in the base class. Added
+ noutrefresh() to NCursesPanel.
+ + Added NCursesForm and related classes to support libform
+ functionality.
+ + Moved most of configuration related stuff from cursesw.h to
+ etip.h
+ + Added NCursesApplication class to support easy configuration
+ of menu and forms related attributes as well as ripped of
+ title lines and Soft-Label-Keys for an application.
+ + Support of Auto-Cleanup for a menus fieldlist.
+ + Change of return type for current_item() and operator[] for
+ menus.
+ + Enhanced demo.