plugins/sunos/if_: new illumos changed kstat

Interfaces now are listed not in unix, but in link module. Also syntax for regular expressions
changed. Fixed if_ plugin to catch these changes.
Merge pull request #102 into devel
plugins/ntp_: fix parsing older ntpq output

Apparently ntpq 4.2.4p5 output is a little different from modern versions. This commit makes the
plugin work either way. Thanks for the report and patch by Eugene in
<http://sourceforge.net/mailarchive/message.php?msg_id=30855572>.
Plugin.pm: fix merge typo
ChangeLog: adding 2.1.2
Merge tag '2.1.2' into debian-experimental

2.1.22.1.2
Update changelog
Add dep8 autopkg tests

This enables us to run automated tests on the generated packages, preferably in
a virtual machine.
Release 2.1.2-1 for Debian experimental