Fix MWException caused by Echo when an anon attempts to view pages
Fix MWException caused by Echo when an anon attempts to view pages

This used to throw MWException from line 105 of <path>/extensions/Echo/includes/NotifUser.php: User must be logged in to view notification!

Change-Id: I11a980d412426358b7a4fbc0c3b9750badad12d4

wikimedia/mediawiki-skins-Tempo,wikimedia/mediawiki-skins-Tempo