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Version History:

 1.1 2006-03-05 reformat with IntelliJ, add Javadoc

 1.2 2007-05-22 add PAD and icon. Tidy with IntelliJ inspector.

 1.3 2008-03-21 allow user to specify the encoding.

 1.4 2014-05-17 allow multiple files and dirs on comand line

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