Allow multiple squid cache dirs to be specified
Allow multiple squid cache dirs to be specified

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