Treat ssCpuRawSteal as unknown value instead of 0 w/ snmpd < 5.7
Merge pull request #38 from hirose31/fix/cpu-steal-undef

Treat ssCpuRawSteal as unknown value instead of 0 w/ snmpd < 5.7
Fix comment
Merge pull request #39 from niku4i/fix_comment

Fix comment
Data::Ifpkt: add the collector for the packet counters

This module can collect the packet counters on the network interfaces.
This can be used by specifying ifpkt:<ifname> as the resources into the
host_config.
Merge pull request #40 from atzm/add-ifpackets

Data::Ifpkt: add the collector for the packet counters