#925, #926, and refactoring

src/web/app/common/scripts/streaming/server-stream-manager.ts

@@ -0,0 +1,12 @@
+import StreamManager from './stream-manager';
+import Connection from './server-stream';
+
+export default class ServerStreamManager extends StreamManager<Connection> {
+	public getConnection() {
+		if (this.connection == null) {
+			this.connection = new Connection();
+		}
+
+		return this.connection;
+	}
+}