Added Illumina's notice regarding the rights to the BCR algorithm

src/README

@@ -144,6 +144,17 @@ SGA uses Bentley and Sedgwick's multikey quicksort code that can be found here:
 It also uses zlib, the google sparse hash and gzstream by Deepak Bandyopadhyay and Lutz Kettner (see Thirdparty/README).
 SGA also uses the stdaln dynamic programming functions written by Heng Li. 
 
+This Software includes an implementation of the algorithm published by Bauer et al. 
+[Markus J. Bauer, Anthony J. Cox and Giovanna Rosone: Lightweight BWT Construction 
+for Very Large String Collections. Lecture Notes in Computer Science 6661 
+(Proceedings of the 22nd Annual Conference on Combinatorial Pattern Matching), 
+2011, pp.219-231]. Intellectual property rights in the algorithm are owned and 
+protected by Illumina Cambridge Ltd. and/or its affiliates (“Illumina”). 
+Illumina is not a contributor or licensor under this GPL license and 
+retains all rights, title and interest in the algorithm and intellectual 
+property associated therewith. No rights or licenses to Illumina intellectual 
+property, including patents, are granted to you under this license.
+
 -------
 Credits