chore(package): update style-loader to version 0.18.1
chore(package): update style-loader to version 0.18.1

Closes #158
bzang/react-ciscospark,Altocloud/alto-react-ciscospark,Altocloud/alto-react-ciscospark,adamweeks/react-ciscospark-1,bzang/react-ciscospark,adamweeks/react-ciscospark-1,Altocloud/alto-react-ciscospark,ciscospark/react-ciscospark,adamweeks/react-ciscospark-1,ciscospark/react-ciscospark,ciscospark/react-ciscospark,bzang/react-ciscospark