--- a/mod_csi_battery_saver/mod_csi_battery_saver.lua	Fri Mar 23 21:55:32 2018 +0100
+++ b/mod_csi_battery_saver/mod_csi_battery_saver.lua	Fri Mar 23 22:38:46 2018 +0100
@@ -116,28 +116,28 @@
 		--session.log("debug", "mod_csi_battery_saver(%s): stanza_direction = %s, carbon = %s, stanza = %s", id, stanza_direction, carbon and "true" or "false", tostring(stanza));
 		if carbon then stanza = carbon; end
 		st_type = stanza.attr.type;
-		
+
 		-- headline message are always not important
 		if st_type == "headline" then return false; end
-		
+
 		-- chat markers (XEP-0333) are important, too, because some clients use them to update their notifications
 		if find(stanza, "{urn:xmpp:chat-markers:0}") then return true; end;
-		
+
 		-- carbon copied outgoing messages are important (some clients update their notifications upon receiving those) --> don't return false here
 		--if carbon and stanza_direction == "out" then return false; end
-		
+
 		-- We can't check for body contents in encrypted messages, so let's treat them as important
 		-- Some clients don't even set a body or an empty body for encrypted messages
-		
+
 		-- check omemo https://xmpp.org/extensions/inbox/omemo.html
 		if stanza:get_child("encrypted", "eu.siacs.conversations.axolotl") or stanza:get_child("encrypted", "urn:xmpp:omemo:0") then return true; end
-		
+
 		-- check xep27 pgp https://xmpp.org/extensions/xep-0027.html
 		if stanza:get_child("x", "jabber:x:encrypted") then return true; end
-		
+
 		-- check xep373 pgp (OX) https://xmpp.org/extensions/xep-0373.html
 		if stanza:get_child("openpgp", "urn:xmpp:openpgp:0") then return true; end
-		
+
 		local body = stanza:get_child_text("body");
 		if st_type == "groupchat" then
 			if stanza:get_child_text("subject") then return true; end