Add attribute policy panel on app detail page

Show a table with required attributes and include an example value from
the user's personal account.
Translate overview panel and include unknown license
Fix issue where the connection column was always false

On the notifications page we used the property `connection` which is
wrong. We need to use `connected`.

Also updated the translations on the notifications page to be the same
as on the app pages.
Show enduserDescription instead of description

This field contains more info for the user.
Add callback to make a request for connection

Allow the user to make a request to setup a connection.
Only a super user can access idp list