Add customised copy of squid_icp munin plugin
Add customised copy of squid_icp munin plugin

This version avoid doing reverse DNS lookups to give better
names and sums multiple entries to cope with SMP squid.

openstreetmap/chef,zerebubuth/openstreetmap-chef,tomhughes/openstreetmap-chef,openstreetmap/chef,zerebubuth/openstreetmap-chef,zerebubuth/openstreetmap-chef,tomhughes/openstreetmap-chef,openstreetmap/chef,openstreetmap/chef,Firefishy/chef,tomhughes/openstreetmap-chef,Firefishy/chef,openstreetmap/chef,tomhughes/openstreetmap-chef,Firefishy/chef,Firefishy/chef,zerebubuth/openstreetmap-chef,openstreetmap/chef,Firefishy/chef,zerebubuth/openstreetmap-chef,tomhughes/openstreetmap-chef,zerebubuth/openstreetmap-chef,Firefishy/chef,tomhughes/openstreetmap-chef,zerebubuth/openstreetmap-chef,openstreetmap/chef,openstreetmap/chef,tomhughes/openstreetmap-chef,tomhughes/openstreetmap-chef,zerebubuth/openstreetmap-chef,Firefishy/chef,Firefishy/chef