Changes in version 0.2
   * 25 Apr 2000 : Completed the selection/insertion sort 

   * 24 Apr 2000 : Moved prototypes to sortdemo.h (VR)
                   Added long names for sort/data types
		   Added almost sorted/reverse data types (VR)
		   Made gifcount local and static (VR)
		   Made selective gif/png compilation with autoconf
		   Added selection/insertion sort (VR)
		   Added config.h and moved some constants into it

   * 06 Apr 2000 : Added comments and refinements to code
                   Changed bar drawing using filledrectangle routine in gd
		   Added the enhanced bubble sort (b4)
		   Compilation changed to GNU autoconf system

   Note : The changes indicated by (VR) are from the internal version 0.11
          released by Vishvanath Ratnaweera

Features in version 0.1 (05 Apr 2000)
   * Three sort types: quick sort, bubble sort, bubble sort with flag and
     two way bubble sort (shake sort).
   * Three types of initial data: sorted, reverse and random
   * produces gif files with names sort00000.gif, sort00001.gif etc.
