---- Version History: 7.2 2006-02-11 add RETIREMENT property to delay deleting old zips. 7.3 2006-03-05 reformat with IntelliJ and add Javadoc 7.4 2007-05-30 7.5 2007-07-16 IntelliJ inspector. 7.6 2007-07-17 refactor to use use enums, for:each, pass IntelliJ Inspector. 7.7 2007-07-20 compress manifests 7.8 2007-07-23 debugging logs, extra validations. 7.9 2007-07-23 new way to do zip retires to avoid out-of-order bug. 8.0 2007-07-28 fix log so works on virgin machines. 8.1 2007-07-29 Remove Windows centric code. 8.2 2007-07-30 properties file specified on the command line. 8.3 2007-08-04 Use new version of FileTransfer with timeouts, more efficient CPU use, etc. 8.4 2007-08-18 merged clump, move fileLength to FD for verify. sender and receiver to make it work properly on Ubuntu. More efficient unpacking of zips, bypassing work it has done previously. 8.5 2007-09-02 better stats, can hit verify during download, more spacious layout. 8.6 2007-09-13 reduced frequency of zip repacking 8.7 2007-09-18 Fix zip order when deletions 8.8 2007-09-20 flip to JDK 1.6 8.9 2007-09-22 now handles files that change length without changing date. 9.0 2007-09-23 retirement time now specified in minutes rather than hours. 9.1 2007-10-28 fix bug to ensure gui state persisted. 9.2 2007-12-24 display range of times for retired. 9.3 2008-01-07 emaciate and delete files in the same replicatorSender run. 9.4 2008-01-28 calculate percentage of deadwood more conservatively 9.5 2008-02-08 better error message if can't create dirs, tool tip help. 9.6 2008-02-22 display computed lag and retirement timestamps 9.7 2008-03-20 only unpack new files, not the entire zip. 9.8 2008-03-28 fine tune generated JNLP 9.9 2008-04-09 compact zips under tighter rules immediately after LAG days. 10.0 2008-08-10 extend timeouts to be more patient with network congestion. 10.1 2009-01-23 fix harmless bug in saving the internal state 10.2 2009-04-03 tidy up code to check presence of necessary files to make it more WORA. 10.3 2009-05-03 localise log output file with Localise and PrintWriterPortable 10.4 2009-08-08 add RECOVER, HIGHEST_ACCEPTABLE_EXIT_CODE, MAX_UPLOAD_TRIES config parms. 10.5 2011-04-22 fully automate StartOver.bat, so no additional copies are needed. 10.6 2011-07-30 add support for Java 1.7 10.7 2011-08-05 add packing statistics 10.8 2011-09-08 sort packing statistics, avoiding voids. 10.9 2011-09-14 base stats on clumping, and stats on newest repackaged. 11.0 2011-12-22 update the JNLP 11.1 2012-03-15 serialise arrays instead of ArrayLists. Correct docs on how LAG works. 11.2 2012-05-12 more consistent use of empty timestamp markers. Should make more compact uploads. 11.3 2012-05-13 further more consistent use of empty markers. 11.4 2014-04-06 bypass Oracle dropping support for JNLP properties. 11.5 2014-08-19 modify SortedArrayList to account for JDK 1.8.0_20s fobbing Collections.sort on ArrayList.sort. 11.6 2015-03-10 sign the jar. -30-