Zabbix

.......PS. [ZBX-25545] removed host interface duplication in autoregistration mode

* commit '9c7c45cf45215bbbf10f93f750c9a0c44abb6582':
  .......PS. [ZBX-25545] returned zbx_substitute_simple_macros
  .......PS. [ZBX-25545] added autoregistration flag
  .......PS. [ZBX-25545] changed behaviour to update only main interface in zbx_db_add_interface()
  .......PS. [ZBX-25545] added ChangeLog
  .......PS. [ZBX-25545] changed zbx_db_add_interface function
  .......PS. [ZBX-25545] fixed function description
  .......PS. [ZBX-25545] implemented code refactoring in new function
  .......PS. [ZBX-25545] added new condition
  .......PS. [ZBX-25545] added code optimisation
  .......PS. [ZBX-25545] removed host interface duplication in auto-registration mode