message: fix file transfer ui update
diff: @@ -322,8 +322,8 @@ jsxc.xmpp.httpUpload.failedRequestSlotCB = function(stanza, cb) {
  });
  };
  -$(document).on('stateChange.jsxc', function(ev, state) {
  - if (state === jsxc.CONST.STATE.READY) {
  +$(document).on('stateUIChange.jsxc', function(ev, state) {
  + if (state === jsxc.CONST.UISTATE.INITIATING) {
  jsxc.xmpp.httpUpload.init();
  }
  });
  