Zabbix

A.F.I...S. [ZBXNEXT-3022,ZBXNEXT-6674] improved scalability of services and added tag based mapping of problems in services

Merge in ZBX/zabbix from feature/ZBXNEXT-6674-5.5 to master

* commit 'abe739442bf17b7d6f85f95cbd4180a318b1d4dd': (244 commits)
  ........S. [ZBXNEXT-6755] improved reload of service manager cache when configuration cache is being reloaded
  .......... [ZBXNEXT-3022,ZBXNEXT-6674] added changelog entry
  ........S. [ZBXNEXT-6755] fixed use of unitialized memory
  ........S. [ZBXNEXT-6755] reload service manager cache when configuration cache is being reloaded
  .........T [ZBXNEXT-6674] updated Zabbix server templates for new internal processes
  ........S. [ZBXNEXT-6755] fixed warnings
  ........S. [ZBXNEXT-6755] fixed warnings
  ..F....... [ZBXNEXT-6674] fixed coding style
  ..F....... [ZBXNEXT-6674] fixed coding style
  ..F....... [ZBXNEXT-6674] fixed coding style
  ..F....... [ZBXNEXT-6674] fixed code styling
  A.F....... [ZBXNEXT-6674] fixed not showing problem events in service lists
  ..F....... [ZBXNEXT-6674] fixed not adding current parent service when creating new service
  ........S. [ZBXNEXT-6674] fixed "do not calculate" algorithm not resetting parent status
  ..F....... [ZBXNEXT-6674] fixed coding style
  ..F....... [ZBXNEXT-6674] fixed default problem tag operator in services
  ..F....... [ZBXNEXT-6674] fixed coding style
  ..F....... [ZBXNEXT-6674] fixed edit to view mode switching in services
  ..F....... [ZBXNEXT-6674] fixed undefined variable
  ..F....... [ZBXNEXT-6674] fixed coding style
  ...