Add CHANGES and README

CHANGES

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+Revision history for Perl module Data::IEEE754::Tools.
+
+v0.007
+    - Start additional features
+    - #199: working on debug
+
+v0.006 Wed Jun 29
+    - Full POD; good estimated test coverage
+
+v0.005 Tue Jun 28
+    - Rework options processing
+    - Improve POD
+    - Improve test coverage
+    - Fix bugs found during test coverage debug
+
+v0.004 Tue Jun 21
+    - Rename to Data::IEEE754::Tools.pm
+
+v0.003 Tue Jun 21
+    - First "reasonably functional" version
+
+v0.002 Sat Jun 18
+    - Convert to Data::IEEE754::Expand.pm
+    - Add initial error handling
+
+v0.001 Thu May 26
+    Private (pryrt)
+    - Initial DataFormatIeee.pl proof-of-concept

README

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+INSTALLATION
+
+To install this module type the following:
+
+   perl Makefile.PL
+   make
+   make test
+   make install
+
+
+COPYRIGHT AND LICENCE
+
+Copyright (C) 2016 Peter C. Jones
+
+This program is free software; you can redistribute it and/or modify it
+under the terms of either: the GNU General Public License as published
+by the Free Software Foundation; or the Artistic License.
+
+See L<http://dev.perl.org/licenses/> for more information.