Only set ExcludeRegex in config file if variable is defined
Only set ExcludeRegex in config file if variable is defined

voxpupuli/puppet-collectd,voxpupuli/puppet-collectd,archii/puppet-collectd,juniorsysadmin/puppet-collectd,archii/puppet-collectd,juniorsysadmin/puppet-collectd,archii/puppet-collectd,voxpupuli/puppet-collectd