style: new ui for authorization flow
style: new ui for authorization flow

Change a request parameter for authorization request. This allow to display new ui for login page which is in sync with Spark Clients.

ciscospark/spark-js-sdk,aimeex3/spark-js-sdk,adamweeks/spark-js-sdk,bbender/spark-js-sdk,urbenlegend/spark-js-sdk,bbender/spark-js-sdk,aimeex3/spark-js-sdk,ciscospark/spark-js-sdk,adamweeks/spark-js-sdk,mwegman/spark-js-sdk,tran2/spark-js-sdk,CiscoHRIT/spark-js-sdk,CiscoHRIT/spark-js-sdk,adamweeks/spark-js-sdk,bbender/spark-js-sdk,nickclar/spark-js-sdk,ianwremmel/spark-js-sdk,mwegman/spark-js-sdk,mwegman/spark-js-sdk,tran2/spark-js-sdk,urbenlegend/spark-js-sdk,aimeex3/spark-js-sdk,nickclar/spark-js-sdk,ianwremmel/spark-js-sdk