$view
$view : object
The View on which this Element is drawn
Used to draw the admin screen on which admin users can create roles, delete roles and add and delete activitiess from roles
Elements are classes are used to render portions of a web page which might be common to several views like a view there is supposed to minimal php code in an element
render(array $data)
renders the screen in which roles can be created, deleted, and activities can be added to and deleted from a selected roles
It should be implemented in subclasses.
array | $data | contains antiCSRF token, as well as data on available roles or which activity has what role |