make SQUID_PIDS[2] work for systems with IPv6 as well
use correct default value for control-binary
Return success if no program could be found for the pid. A warning will be issued though and the pid-file will be removed
LVM agents:  Missing '$' causing variable to not be accessed properly

Typo in earlier patch.

Helps resolve rhbz729812
Merge pull request #193 from jbrassow/master

LVM agents:  Missing '$' causing variable to not be accessed properly
Merge pull request #191 from FSchumacher/no-error-when-no-pound-is-running

pound: No error when stopping pound and no pound is running
Merge pull request #186 from kurtkeller/201301_Squid_fix

make SQUID_PIDS[2] work for systems with IPv6 as well