Add logging to debug issue on travis

spec/omemo.js

@@ -308,6 +308,7 @@
                 keyCode: 13 // Enter
             });
             iq_stanza = await test_utils.waitUntil(() => bundleFetched(_converse, contact_jid, '4e30f35051b7b8b42abe083742187228'));
+            console.log("Bundle fetched 4e30f35051b7b8b42abe083742187228");
             stanza = $iq({
                 'from': contact_jid,
                 'id': iq_stanza.nodeTree.getAttribute('id'),
@@ -328,6 +329,7 @@
             _converse.connection._dataRecv(test_utils.createRequest(stanza));
 
             iq_stanza = await test_utils.waitUntil(() => bundleFetched(_converse, _converse.bare_jid, '482886413b977930064a5888b92134fe'));
+            console.log("Bundle fetched 482886413b977930064a5888b92134fe");
             stanza = $iq({
                 'from': _converse.bare_jid,
                 'id': iq_stanza.nodeTree.getAttribute('id'),