only show pubs notifications if discovery_tab != disabled

Zotlabs/Widget/Notifications.php

@@ -120,6 +120,7 @@ class Notifications {
 			];
 		}
 
+		if(get_config('system', 'disable_discover_tab') != 1) {
 			$notifications[] = [
 				'type' => 'pubs',
 				'icon' => 'globe',
@@ -135,6 +136,7 @@ class Notifications {
 					'label' => t('Mark all notifications seen')
 				]
 			];
+		}
 
 		$o = replace_macros(get_markup_template('notifications_widget.tpl'), array(
 			'$notifications' => $notifications,

view/tpl/notifications_widget.tpl

@@ -26,6 +26,7 @@
 	}
 </style>
 
+{{if $notifications}}
 <div id="notifications_wrapper">
 	<div id="notifications" class="navbar-nav" data-children=".nav-item">
 		<div id="nav-notifications-template" rel="template">
@@ -54,3 +55,4 @@
 		{{/foreach}}
 	</div>
 </div>
+{{/if}}