documentation

Pull request #1009: feature/ZBX-22708(2)-6.0-D

Merge in WEB/documentation from feature/ZBX-22708(2)-6.0-D to release/6.0

* commit 'c816250e755082962fb58d244b1f677992c27a72':
  unindenting one line
  removing extra #
  inset subissues (shell, #, $ removal)