documentation

Pull request #2676: DEV-4278 section improvements, adding examples.

Merge in WEB/documentation from feature/DEV-4278-7.0-D to release/7.0

* commit 'b70e9136cd8aac5fdfada8e5f254e92eefef321d':
  DEV-4278 fixed field names and minor formatting error.
  DEV-4278 fixed formatting, added and updated screenshots.
  DEV-4278 fixed formatting,minor issues, missing articles.
  .......... [DEV-4278] formatting fix
  .......... [DEV-4278] improved
  DEV-4278 improved wording, removed redundant sections.
  DEV-4278 deleted redundant sentence.
  DEV-4278 sections improvements following reccomendations.
  DEV-4278 added a dynamic indexes section.
  DEV-4278 section improvements, adding examples.