- Yet again, suggested to remove all nat-* files in your path before
   installing.

Overview of changes in NATools 0.5.9
====================================
 - PTD manipulation is done using nat-ptd script;
 - Before reinstalling, remove all nat-* scripts in your path;
 - Modularized PTD formats;

[...]

Overview of changes in NATools 0.5.4
====================================
 - ngram creation
 - moved some code from nat-create to nat-codify to help
   cluster parallelization
 - added missing files on MANIFEST

Overview of changes in NATools 0.5.3
====================================
 - IMPORTANT: 
   ** CHANGED CORPUS FORMAT. OLD CORPORA NEED REALIGNMENT **
 - corrected lot of bugs on example extraction
 - added code to substitute/add dumper dictionaries to corpus


Overview of changes in NATools 0.5.2
====================================
 - factorized server code
 - added support for concordancies on NAT::Client
 - corrected bug when searching for parallel concordancies with
   pattern matching.

Overview of changes in NATools 0.5.1
====================================
 - nat-these and nat-this merged unto nat-create
 - Language identification fixes
 - Bug fixes

Overview of changes in NATools 0.5.0
====================================
 - Lots of changes regarding corpus encoding;
 - Corrected bug on Dictionary sum;
 - New server for quick dictionary and corpus serving;
 - CGIs now consult a running server;
 - New configuration files, with more information;
 - Added stub web-page documentation;

Overview of changes in NATools 0.4.0
====================================
 - Documentation for basic commands;

Overview of changes in NATools 0.3.0
====================================
 - ATTENTION: corpus file format has changed!
 - Auto-split on too big corpora;
 - Navigation scripts more simple;
 - Integration between nat-browse.cgi and nat-search.cgi;

Overview of changes in NATools 0.2.2
====================================
 - Dictionary sum;

Overview of changes in NATools 0.2.1
====================================
 - Added support to select samples to use on translation;
 - Added nat-pair2tmx with quality for each TU;
 - Added quality to the corpus directory;
 - Support for dictionaries on Storable format;

Overview of changes in NATools 0.2.0
====================================
 - Added translation shell;
 - Added translation CGI;
 - Added perl modules to translate based on created dictionaries;
 - Added nat-tmx2pair script into the distribution;
 - Added perl modules to handle NATool dictionaries and parallel
   corpora encapsulation;

Overview of changes in NATools 0.1.1
====================================
 - Module perl attached with main distribution;
 - Added indexes on corpus files;
 - Added step counter on IPFP method in cases of non-convergence;
 - Navigation script for terminology generated dictionaries;