log any error with the services

Author: iurimatias

lib/services.js

@@ -72,7 +72,11 @@ ServicesMonitor.prototype.check = function() {
       callback(null, result);
     }
   ], function(err, result) {
-    self.logger.availableServices(result);
+    if (err) {
+      self.logger.error(err.message);
+    } else {
+      self.logger.availableServices(result);
+    }
   });
 };