documentation

Pull request #104: Feature/ZBX-20449 6.2 D

Merge in WEB/documentation from feature/ZBX-20449-6.2-D to release/6.2

* commit 'd12af17729869ea2de7a549525df77819624825d': (110 commits)
  Agent item list for windows
  Numbering fix
  Numbering fix
  Numbering fix
  Numbering fix
  Numbering fix
  Numbering fix
  Numbering fix
  Numbering fix
  Numbering fix
  Numbering fix
  Numbering fix
  Numbering fix
  Numbering fix
  Numbering fix
  [ZBX-20449] items supported by platform removed; content merged into agent items
  Supported platform info added
  Supported platform info added
  Supported platform info added
  Supported platform info added
  ...