fix #434 concat <2.1.0 has a bug that does not trigger a refresh
fix #434 concat <2.1.0 has a bug that does not trigger a refresh

Icinga/puppet-icinga2-rewrite,Icinga/puppet-icinga2,Icinga/puppet-icinga2,Icinga/puppet-icinga2-rewrite,Icinga/puppet-icinga2-rewrite