Restore previous backend disconnection message now that the notificat…

…ion theme can handle longer description text.

There's an extra space in it that could have been removed. Little bit less work to translate new strings.

mythtv/libs/libmyth/mythcontext.cpp

@@ -1025,9 +1025,18 @@ void MythContextPrivate::ShowConnectionFailurePopup(bool persistent)
 
     m_lastCheck = now.addMSecs(5000); // don't refresh notification more than every 5s
 
+    QString description = (persistent) ?
+        QObject::tr(
+            "The connection to the master backend "
+            "server has gone away for some reason. "
+            "Is it running?") :
+        QObject::tr(
+            "Could not connect to the master backend server. Is "
+            "it running?  Is the IP address set for it in "
+            "mythtv-setup correct?");
+
     QString message = QObject::tr("Could not connect to master backend");
-    MythErrorNotification n(message, _Location,
-                            QObject::tr("Is it running? Check IP address set in mythtv-setup"));
+    MythErrorNotification n(message, _Location, description);
     n.SetId(m_registration);
     n.SetParent(this);
     GetNotificationCenter()->Queue(n);