[store][xs]: make search results backwards compatible by having results as well as rows attribute.
[store][xs]: make search results backwards compatible by having results as well as rows attribute.

* Also failed attempt to address CORS issues (Error in browser: Request header field Content-Type is not allowed by Access-Control-Allow-Headers.)

nobita-isc/annotator-store,openannotation/annotator-store,nobita-isc/annotator-store,nobita-isc/annotator-store,happybelly/annotator-store,ningyifan/annotator-store,nobita-isc/annotator-store