1999-09-12  Markus Bertheau  <bert@YAST_ASK>

	* added functionality
	* unusable buttons insensitived

1999-09-11  Markus Bertheau  <twanger@mailcity.com>

	* switched to C++
	* main.cc: made more buttons do something (0 to 9, ops +, -, *, /)
	* added display.cc display class for handling of entry-widget

1999-09-09  Markus Bertheau  <twanger@mailcity.com>

	* main.c: added all 38 Buttons, the OFF-button works.
	* added the labels and made layout look better	
