* Some Backend Admin fixes and updates

- Updated datatables
- Added a `X-Robots-Tags` header to prevent indexing
- Modified some layout settings
- Added Websocket check to diagnostics
- Added Security Header checks to diagnostics
- Added Error page response checks to diagnostics
- Modifed support string layout a bit

Signed-off-by: BlackDex <black.dex@gmail.com>

* Some small fixes

Signed-off-by: BlackDex <black.dex@gmail.com>

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Signed-off-by: BlackDex <black.dex@gmail.com>