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Version History:

 1.7 2009-01-11 round all file timestamps to nearest milli so original/copied/untouched timestamps will match.

 1.8 2009-04-21 (-clear) option to clear history and set a current times as the revert-to times.

 1.9 2009-04-21 (-remove) option to remove untouch history i.e. untouch.digest and untouch.log files

 2.0 2009-05-04 now ignores .svn subversion directories.

 2.1 2009-06-05 add -help flag

 2.2 2011-01-16 fix bug stopping from Untouch rebuilding the digests after a remove.

 2.3 2011-11-07 add display of counts of various categories of files in the legend.

 2.4 2011-11-22 suppress log items for untouch.digest and untouch.log. It was just clutter.

 2.5 2013-04-17 allow slop in matching dates to account for Windows->Java loss of precision.

 2.6 2014-04-03 ensure all files we process have timestamps rounded to match exactly.

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