1.7
	o made code bash5 ready - not a full cleanup since pxemp is nearly
	  obsolete
	- removed support for AMT
	o spec: does not require amtc anymore

1.6.119
	o add show-defaults and store-defaults

1.6.118
	o fix check_host_name so it does not break set

1.6.117
	o set now checks if host is valid

1.6.116
	+ added unset

1.6.115
	o bash completion hides ls error messages

1.6.114
	o wol now sleep 1s for each host

1.6.113
	o fixed rehash

1.6.112
	o fixed wol fun name bug

1.6.111
	o wakeup is now called wol

1.6.110
	o fixed wake on lan awk bug

1.6.109
	o fixed ln usage again (-t was on wrong pos)

1.6.108
	o fixed auto_rehash fix

1.6.107
	o auto_rehash not called if tree does not yet exist (thx aknoll)

1.6.106
	o fixed ln usage (-T was needed)

1.6.105
	o changed AMT_HOSTNAME_APPENDIX to _PREFIX and _SUFFIX
	+ added rehash and tree to bash_completion

1.6.104
	o reimplementent syslinux-list

1.6.103
	+ added automatic discovery in tree_map

1.6.102
	o new message and bugfix in pxeset

1.6.101
	o fixed wrong path bug in rehashing

1.6.100
	o fixed rehashing

1.6.99
	o renamed PC_PREFIX to HOST_PREFIX and HOST_SUFFIX
	o enhanced info messages

1.6.98
	o revamped list command

1.6.97
	o fixed typo

1.6.96
	o pimped error handling

1.6.95
	+ added docu to example config file
        + added dnsmasq style rehash source
        o enabled auto rehash

1.6.94
	o cleanup and usage

1.6.93
	o fixed typo and paste problem

1.6.92
	+ added tree-map-net and tree-show-ips subcommands

1.6.91
	+ added rehash and tree subcommands

1.6.4
	+ still tweaking file competion..

1.6.3
	+ added filter to skip include/ dirs in completion

1.6.2
	o another tweak on completion of filenames

1.6.1
	o enhanced completion of filenames

1.6.0
	+ added AMT support with amtc
	o commands now have (undocumented) shortcuts

1.5.4
	o fixed completion, symlinks did not work

1.5.3
	+ added support to specify hosts dir in config

1.5.2
	o bash completion now uses pkg-config when available to find dir

1.5.1
	o made official dist