version 0.7.4:
--------------

* ASCII representation of quality values was incorrect for QUAL files.

* When converting XSQ files, libraries are stored inside directories
  corresponding to the respective XSQ file names.

* fixed anchor in the HTML quality reports

* fixed relative path for the QC values when the HTML report is not generated
  in the current directory ('.')

version 0.7.3:
--------------

* ASCII representation of quality values was incorrect for XSQ conversion.
  SOLiD is using the Sanger scoring, not the illumina one.

version 0.7.2:
--------------

* XSQ files can be inconsistent in may ways. Attempt at getting more robust
  against that

version 0.7.1:
--------------

* new exception fastq.FastqError when problems while parsing FASTQ files

* fixed handling of flag -i for xsq-convert


version 0.7.0:
--------------

* functions in _libdna to make the reverse, complement, and reverse complement
  while keeping the DNA bit-packed.

* new methods reversed, complemented, and reversecomplemented for the class dna.PackedDNABytes.

