add an ok icon and use it for the connection restored status

deluge/ui/web/css/deluge.css

@@ -379,6 +379,10 @@ dl.singleline dd {
 	background-image: url('../icons/home.png') !important;
 }
 
+.icon-ok {
+	background-image: url('../icons/ok.png') !important;
+}
+
 .icon-error {
 	background-image: url('../icons/error.png') !important;
 }

deluge/ui/web/js/deluge-all/UI.js

@@ -142,7 +142,10 @@ deluge.ui = {
 				icon: Ext.MessageBox.ERROR
 			});
 			deluge.events.fire('disconnect');
-			deluge.statusbar.setStatus('Lost connection to webserver');
+			deluge.statusbar.setStatus({
+				iconCls: 'icon-ok',
+				text: 'Lost connection to webserver'}
+			);
 			this.checking = setInterval(this.checkConnection, 2000);
 		}
 		this.errorCount++;