Fixed some timing issues in the external operator tests
Fixed some timing issues in the external operator tests

xml3d/xml3d.js,ariyapour/xml3d.js,CCLDESTY/xml3d.js,CCLDESTY/xml3d.js,ariyapour/xml3d.js,xml3d/xml3d.js,Fiware/webui.Xml3d.js,Fiware/webui.Xml3d.js