allow text hostnames for -c cmdline arg

Change-Id: Ibc57c1309058692ee6eb9e8539d8fcf8ed4ab292
fix a few minor memory bugs

Change-Id: I33d29637a61cc60c3eeb7465309247209b181339
upgrade hostname regexes from POSIX ERE to PCRE

Change-Id: I24e3af24ecd8a67d8b306c4205db77ff674c5976
0.0.6 version bump + NEWS

Change-Id: I3d5a15fed21c8f00c2cbb5a78d4c81d4e947e765
Merge branch 'master' into debian

Change-Id: Ic331f40fcd6eaa0d6480b37c46a49e6b3b754621
bump pkg version

Change-Id: Iaf10ca7e2c3e21af7665d5d208ea328eb7891336