1 files changed, 1 insertions, 0 deletions
diff --git a/Swiften/Elements/DiscoInfo.cpp b/Swiften/Elements/DiscoInfo.cpp
index 51a4450..11f0623 100644
--- a/Swiften/Elements/DiscoInfo.cpp
+++ b/Swiften/Elements/DiscoInfo.cpp
@@ -1,43 +1,44 @@
 /*
  * Copyright (c) 2010-2015 Isode Limited.
  * All rights reserved.
  * See the COPYING file for more information.
  */
 
 #include <Swiften/Elements/DiscoInfo.h>
 
 #include <algorithm>
 
 namespace Swift {
 
 const std::string DiscoInfo::ChatStatesFeature = std::string("http://jabber.org/protocol/chatstates");
+const std::string DiscoInfo::ClientStatesFeature = std::string("urn:xmpp:csi:0");
 const std::string DiscoInfo::SecurityLabelsFeature = std::string("urn:xmpp:sec-label:0");
 const std::string DiscoInfo::SecurityLabelsCatalogFeature = std::string("urn:xmpp:sec-label:catalog:2");
 const std::string DiscoInfo::JabberSearchFeature = std::string("jabber:iq:search");
 const std::string DiscoInfo::CommandsFeature = std::string("http://jabber.org/protocol/commands");
 const std::string DiscoInfo::MessageCorrectionFeature = std::string("urn:xmpp:message-correct:0");
 const std::string DiscoInfo::JingleFeature = std::string("urn:xmpp:jingle:1");
 const std::string DiscoInfo::JingleFTFeature = std::string("urn:xmpp:jingle:apps:file-transfer:4");
 const std::string DiscoInfo::JingleTransportsIBBFeature = std::string("urn:xmpp:jingle:transports:ibb:1");
 const std::string DiscoInfo::JingleTransportsS5BFeature = std::string("urn:xmpp:jingle:transports:s5b:1");
 const std::string DiscoInfo::Bytestream = std::string("http://jabber.org/protocol/bytestreams");
 const std::string DiscoInfo::MessageDeliveryReceiptsFeature = std::string("urn:xmpp:receipts");
 const std::string DiscoInfo::WhiteboardFeature = std::string("http://swift.im/whiteboard");
 const std::string DiscoInfo::BlockingCommandFeature = std::string("urn:xmpp:blocking");
 const std::string DiscoInfo::MessageCarbonsFeature = std::string("urn:xmpp:carbons:2");
 
 bool DiscoInfo::Identity::operator<(const Identity& other) const {
     if (category_ == other.category_) {
         if (type_ == other.type_) {
             if (lang_ == other.lang_) {
                 return name_ < other.name_;
             }
             else {
                 return lang_ < other.lang_;
             }
         }
         else {
             return type_ < other.type_;
         }
     }
     else {