bug when removing transport/service
There is an extra trailing slash ('/') in the jid of the service being removed.
\<iq type="set" id="60">
\<query xmlns="jabber:iq:roster">
\<item jid="yahoo.jabber.no/" subscription="remove" />
\</query>
\</iq>
\<iq type="error" id="60" to="bluegraydragon@gmail.com/GajimF440C061">
\<query xmlns="jabber:iq:roster">
\<item jid="yahoo.jabber.no/" subscription="remove"/>
\</query>
\<error code="400" type="modify">
\<jid-malformed xmlns="urn:ietf:params:xml:ns:xmpp-stanzas"/>
\<text xmlns="urn:ietf:params:xml:ns:xmpp-stanzas">Malformed JID 'yahoo.jabber.no/': resource is empty\</text>
\</error>
\</iq>