Version 1.0 (January 1994)
1.0.0 Initial release
1.0.1 Improved Graph Selection
          fixed minor bugs
1.0.2 Fixed bugs in graph selection, import and text entry.
1.0.3 Change to format of Help window.
          Improved use of colour
1.0.4 Added printing of data, graph and GLM windows.
          Fixed lack of convergence when convergence had in fact occurred.
          Improved column headings.
Version 1.1 (April 1994)
1.1.0 Calculate command
          Individual selection of graph windows
          Fixed bug in display of very large correlation matrices
          Fixed bug in fitting of models with large number of parameters
          Fixed bug causing incorrect number of points to be graphed if
          no of rows of data changed
          More cosmetic improvements
1.1.1 Fixed bug that caused windows to disappear occaisonly when zoomed
          Correctly stored windows zoomed state in preferences file
1.1.2 Fixed bug that caused large integers to be imported incorrectly
1.1.3 Fixed bug in code to add * in fit dialog