 -- Benoit PECCATTE <benoit.peccatte@normation.com> Tue Sep  9 08:52:55 CEST 2014
  * Version 2.0
  ** Rewrite with normal ordering and {}
 -- Benoît Peccatte <benoit.peccatte@normation.com> Fri Oct 17 14:10:43 CEST 2014
  * Version 3.0
  ** Use rudder_common_report instead of reports:
 -- Jeremy HOCDE <jeremyhocde@gmail.com> Tue Aug 09 12:05:43 CEST 2016
  * Version 3.1
  ** Add special values: reboot, yearly and annually
 -- Nicolas Charles <nicolas.charles@normation.com> Thu Dec 20 12:27:44 2018
  * Version 3.2
  ** Port technique to separated policy generation
