Zabbix

A.F.....S. [ZBXNEXT-7591] added possibility to add custom tags to hosts created from host prototypes (averza, mprihodko)

Merge in ZBX/zabbix from feature/ZBXNEXT-7591-6.1 to master

* commit '53793c96dfeadab7629e9b8f07743e47e066a986': (33 commits)
  ..F.....S. [ZBXNEXT-7591,ZBXNEXT-7653] updated to the latest master (conflicting part)
  ..F....... [ZBXNEXT-7591,ZBXNEXT-7653] fixed automatic host tags not being cloned #2
  ..F....... [ZBXNEXT-7591,ZBXNEXT-7653] fixed automatic host tags not being cloned
  ....I..... [ZBXNEXT-7591,ZBXNEXT-7653] fixed incorrect merge from master
  ..F....... [ZBXNEXT-7591,ZBXNEXT-7653] fixed mass replacing host tags
  .......... [ZBXNEXT-7591] removed action column; fixed empty tag name error
  ..F....... [ZBXNEXT-7591,ZBXNEXT-7653] fixed automatic tags becoming manual when updating hosts while discovery
  ........S. [ZBXNEXT-7591] a possible memory leak was fixed
  ........S. [ZBXNEXT-7591] a possible memory leak was fixed
  ........S. [ZBXNEXT-7591] fixed overrides
  ........S. [ZBXNEXT-7591] refactored host tag structures
  ........S. [ZBXNEXT-7591] fixed minor coding style
  ........S. [ZBXNEXT-7591] fixed bug in integration with override host tags
  ........S. [ZBXNEXT-7591] fixed integration with override host tags
  A.F....... [ZBXNEXT-7591,ZBXNEXT-7653] fixed coding style
  .D........ [ZBXNEXT-7591,ZBXNEXT-7653] added missing flag
  ........S. [ZBXNEXT-7591] improved update and delete existing LLD host tags
  A......... [ZBXNEXT-7591,ZBXNEXT-7653] fixed tag selection in host prototype API; fixed coding style
  ........S. [ZBXNEXT-7591] improved after code review
  A......... [ZBXNEXT-7591,ZBXNEXT-7653] removed unused logic
  ...