Zabbix

A........T [ZBX-19375] prevented the ability to set a duplicate value for the uuid parameter when updating any of template entities; added possibility to update the uuid parameter for the Service API; fixed duplicate UUIDs in Proxmox VE by HTTP template

* commit 'b9a3269983dd632d3a750d9c8a20057c18d7eac2': (31 commits)
  A......... [ZBX-19375] prevented extra check on UUID duplicates for graphs, graph prototypes, triggers, trigger prototypes, items, item prototypes, LLD rules, web scenarios and valuemaps of the host
  A......... [ZBX-19375] reverted the proposed changes of preventing the extra check on UUID duplicates
  .......... [ZBX-19375] added test case
  A......... [ZBX-19375] prevented extra check on UUID duplicates for graphs, graph prototypes, triggers, trigger prototypes, items, item prototypes, LLD rules, and valuemaps of the host; fixed API tests
  A......... [ZBX-19375] fixed inability to create or update the item, item prototype, and LLD rule of the host when the uuid parameter with empty value is given
  .........T [ZBX-19375] fixed duplicate UUIDs in Proxmox VE by HTTP template
  A......... [ZBX-19375] prevented the ability to create multiple templates per one template.create request with the same value for uuid parameter
  .......... [ZBX-19375] added test cases
  A......... [ZBX-19375] restored the error message about non-numeric item for graph prototype
  .D........ [ZBX-19375] fixed ChangeLog entry
  A......... [ZBX-19375] fixed inability to update a host graph or graph prototype; removed extra UUID validation for graphs and graph prototypes
  A......... [ZBX-19375] fixed inability to create a graph prototype; fixed undefined variable error when updating a trigger
  .......... [ZBX-19375] fixed code style
  A......... [ZBX-19375] fixed UUID validation for host groups, templates, valuemaps, triggers, trigger prototypes, graphs, graph prototypes, web scenarios, and template dashboards; made the consistent UUID validation for services
  A......... [ZBX-19375] reverted the proposed changes regarding the UUID validation of templates, hosts, host groups, triggers, trigger prototypes, graphs, graph prototypes, web scenarios, template dashboards, and valuemaps
  A......... [ZBX-19375] fixed UUID validation for items, item prototypes, and LLD rules
  A......... [ZBX-19375] improved API input validator; added support of API_ANY type; added support of "unset" parameter for the fields of API_OBJECT type; modified the error message
  A......... [ZBX-19375] reverted the proposed changes regarding the UUID validation of items, item prototypes, and LLD rules
  A......... [ZBX-19375] reverted the provided changes for the host prototype API
  A......... [ZBX-19375] fixed multiple minor issues
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