adjust package ws breaking change

see websockets/ws#1099.

src/stream-handler.ts

@@ -11,7 +11,7 @@ export default async function(name: string, ws: Websocket): Promise<void> {
 	logInfo(`Request: stream /streams/${name}`);
 
 	const query = (() => {
-		const url = ws.upgradeReq.url;
+		const url = ws.url;
 		const querystring: string = url_process.parse(url).query;
 		return query_process.parse(querystring);
 	})();

src/stream-handlers/group-talk.ts

@@ -8,7 +8,7 @@ import * as query_process from 'querystring';
 
 export default async function(user: IUser, ws: Websocket): Promise<void> {
 	const query = (() => {
-		const q = url_process.parse(ws.upgradeReq.url).query;
+		const q = url_process.parse(ws.url).query;
 		return query_process.parse(q);
 	})();
 

src/stream-handlers/talk.ts

@@ -9,7 +9,7 @@ import * as query_process from 'querystring';
 
 export default async function(user: IUser, ws: Websocket): Promise<void> {
 	const query = (() => {
-		const q = url_process.parse(ws.upgradeReq.url).query;
+		const q = url_process.parse(ws.url).query;
 		return query_process.parse(q);
 	})();