This function loads all the permissions for a particular user for the "Show Permissions" interface.

• Requires the manage_permissions permission
• Uses the Admin and ManagePermissions language files and the ManagePermissions template
• Can display global or local permissions
• Shows an informational message if the user is an admin
• Shows which group(s) gave the particular user a permission
• Shows which board(s) a user has a particular permission on
• Accessed at ?action=profile;sa=showPermissions or ?action=profile;u={user_id};sa=showPermissions
• In 1.0.x, this function was in ManageMembers.php