2010-03-17 0.1.7
	better command line argument checking
	better error reporting about missing target directory
	
2010-02-15 0.1.6
	beter diagnostic regarding the EventLog
	a bug about the verbose mode

2010-01-05 0.1.5
	beter unicode support
	support console and file logging
	option -l to specify a logfile

2009-12-31 0.1.4
	added console and file logging using -l option
	added 'none' backup type
	
2009-12-29 0.1.3
	first public release

