- command probe
add an expect option "unaccepted", which is true if the routing result is none-routed OR if the probe is denied

- command xref ip
A flexible output format is added: keyword "fmt", with a format specification a la printf.

- groovy
add a script Topology2dot.groovy to output the lsfw's topology to a graphviz dot file.

add a collection of scripts "checkacl" to check ip addresses and opened ports from Internet and to produce a report in html.