Correct spelling.
* blocksort.c in his libbzip2</p>
*
* <p>The Burrows-Wheeler transform is a reversible transform of the
- * original data that is supposed to group similiar bytes close to
+ * original data that is supposed to group similar bytes close to
* each other. The idea is to sort all permutations of the input and
* only keep the last byte of each permutation. E.g. for "Commons
* Compress" you'd get:</p>
