Adding upstream version 1.6.

Signed-off-by: Daniel Baumann <daniel@debian.org>

README

@@ -4,7 +4,7 @@ Clzip is a lossless data compressor with a user interface similar to the
 one of gzip or bzip2. Clzip decompresses almost as fast as gzip,
 compresses most files more than bzip2, and is better than both from a
 data recovery perspective. Clzip is a clean implementation of the LZMA
-algorithm.
+"algorithm".
 
 Clzip uses the lzip file format; the files produced by clzip are fully
 compatible with lzip-1.4 or newer, and can be rescued with lziprecover.
@@ -30,9 +30,15 @@ into account both data integrity and decoder availability:
    * Additionally lzip is copylefted, which guarantees that it will
      remain free forever.
 
+A nice feature of the lzip format is that a corrupt byte is easier to
+repair the nearer it is from the beginning of the file. Therefore, with
+the help of lziprecover, losing an entire archive just because of a
+corrupt byte near the beginning is a thing of the past.
+
 Clzip uses the same well-defined exit status values used by lzip and
 bzip2, which makes it safer than compressors returning ambiguous warning
-values (like gzip) when it is used as a back end for tar or zutils.
+values (like gzip) when it is used as a back end for other programs like
+tar or zutils.
 
 Clzip will automatically use the smallest possible dictionary size for
 each file without exceeding the given limit. Keep in mind that the
@@ -102,7 +108,7 @@ range encoding), Igor Pavlov (for putting all the above together in
 LZMA), and Julian Seward (for bzip2's CLI).
 
 
-Copyright (C) 2010, 2011, 2012, 2013, 2014 Antonio Diaz Diaz.
+Copyright (C) 2010-2014 Antonio Diaz Diaz.
 
 This file is free documentation: you have unlimited permission to copy,
 distribute and modify it.