documentation

Pull request #1524: feature/TR-694-6.4-D: Added screenshot, fixed wording and formatting.

Merge in WEB/documentation from feature/TR-694-6.4-D to release/6.4

* commit 'dc0f4de2de52c711b77b1ffd2a275bda1ad9278f':
  [TR-694] Updated screenshot
  [TR-694] Updated screenshot
  [TR-694] Fixed block ID
  [TR-694] Fixed block IDs
  [TR-694] Fixed formatting
  [TR-694] Fixed formatting
  [TR-694] Fixed URLs and lines
  [TR-694] Fixed wording, formatting, lines
  [TR-694] Fixed wording, formatting, lines
  [TR-694] Added screenshot