This reverts commit 61bf44bc.

There is not need to make things too complex.

Using uid in some cases can result in joins with not supported tables, so allow
to configure category level constraint check in order to cover all cases.

this should have been included in 2d257ffe

Allow Assignor, Assignee, Auditor and Associate to view.

Full-screen mode is available only if the browser supports full-screen API
(Chromium >= 15 and Gecko >= 9.0 but enabled by default in Gecko >= 10.0).

Ignore clean up when iframe is not present

During copy and paste, it was kept the same as web_page_module

This information should be generated from the context (Test Page) itself.

Use Embedded File instead.

In this case,  Test Page behaves exactly the same as Web Page.

enabled.

instead show more friendlier message.

This reverts commit 446e2dae.

This reverts commit cb0da24f.

as it is used in some special cases like security calculation when no restrictions should exists).