Fully control the menus

- Disable what we do not want to present to the users.

Finally fixed: tracker item 3340, at least for exposures subpages.
Allow the submenu to be visible from workflow

- Coupled with the previous commit that fixes the menus we can finally
  have the wizard view being able to control everything.

Progress towards: tracker item 3645
Disable all the unneeded menus.
Changelog.