Update sortUtils.F90

Author: rweed

sorters/sortUtils.F90

@@ -1,3 +1,48 @@
+
+!Copyright (C) 2021 Richard Weed.
+!All rights reserved.
+
+!Redistribution and use in source and binary forms, with or without 
+!modification, are permitted provided that the following conditions are met:
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+!1. Redistributions of source code, in whole or in part, must retain the  
+!above copyright notice, this list of conditions and the following 
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+!4. Redistributions of this software, in whole or in part, in any form, 
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+!do not apply to the original software distribution.
+ 
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+
+ 
 Module sortUtils
 
 ! Sorting utils. Insertion short for short lists plus mergeSort and heapsorrt