Small fixes and debug remove in greeting example
Small fixes and debug remove in greeting example

rschroll/qhttpserver,Mendeley/qhttpserver,iptton/qhttpserver,FreedomZZQ/qhttpserver,woboq/qhttpserver,iptton/qhttpserver,rschroll/qhttpserver,rschroll/qhttpserver,nikhilm/qhttpserver,woboq/qhttpserver,FreedomZZQ/qhttpserver,arkpar/qhttpserver,nikhilm/qhttpserver,arkpar/qhttpserver,arkpar/qhttpserver,iptton/qhttpserver,nikhilm/qhttpserver,FreedomZZQ/qhttpserver