Removes advertising bytestream used for jabber file transfers, leaving ibb.

src/net/java/sip/communicator/impl/protocol/jabber/OperationSetFileTransferJabberImpl.java

@@ -94,6 +94,9 @@ public OperationSetFileTransferJabberImpl(
 
         provider.addRegistrationStateChangeListener(
             new RegistrationStateListener());
+
+        // use only ibb for file transfers
+        FileTransferNegotiator.IBB_ONLY = true;
     }
 
     /**

src/net/java/sip/communicator/impl/protocol/jabber/ProtocolProviderServiceJabberImpl.java

@@ -1276,10 +1276,7 @@ private void registerServiceDiscoveryManager()
         discoveryManager
             = new ScServiceDiscoveryManager(
                     this,
-                    // Remove features supported by smack, but not supported in
-                    // Jitsi. bytestream don't work correctly.
-                    new String[] { "http://jabber.org/protocol/commands",
-                                   Socks5BytestreamManager.NAMESPACE},
+                    new String[] { "http://jabber.org/protocol/commands"},
                     // Add features Jitsi supports in addition to smack.
                     supportedFeatures.toArray(
                             new String[supportedFeatures.size()]));