--- a/util/pubsub.lua	Sat Aug 18 14:30:14 2018 +0100
+++ b/util/pubsub.lua	Sat Aug 18 14:33:49 2018 +0100
@@ -602,7 +602,7 @@
 	if not self.nodes[node] then
 		return false, "item-not-found";
 	end
-	
+
 	-- Returns success, id, item
 	return true, self.data[node]:tail();
 end