documentation

Pull request #2192: Feature/ZBX-25690 7.2 D

Merge in WEB/documentation from feature/ZBX-25690-7.2-D to release/7.2

* commit 'e4cb2c4bcf93a490fdcfe7fe05e70905c2dc23b1':
  ZBX-25690 changed an article.
  ZBX-25690 updated examples descriptions.
  ZBX-25690 combined the standard template properties to one example.
  ZBX-25690 corrections of macros examples descriptions.
  ZBX-25690 corrected comments format.
  ZBX-25690 corrected mistakes, clarified sentences.
  ZBX-25690 added the missing article.
  ZBX-25690 wording improvement.
  ZBX-25690 new examples for the method using various parameters.