Fix memory leak.
Fix memory leak.

The |return| before deleteLater() prevented deletion, while the http request didn't have it's Qt object tree parent set properly.

FreedomZZQ/qhttpserver,FreedomZZQ/qhttpserver,nikhilm/qhttpserver,arkpar/qhttpserver,arkpar/qhttpserver,iptton/qhttpserver,nikhilm/qhttpserver,arkpar/qhttpserver,iptton/qhttpserver,nikhilm/qhttpserver,FreedomZZQ/qhttpserver,iptton/qhttpserver