examples/gcoap: replace gcoap_req_send()
examples/gcoap: replace gcoap_req_send()

yogo1212/RIOT,toonst/RIOT,rfuentess/RIOT,toonst/RIOT,basilfx/RIOT,toonst/RIOT,authmillenon/RIOT,rfuentess/RIOT,smlng/RIOT,yogo1212/RIOT,basilfx/RIOT,OlegHahm/RIOT,josephnoir/RIOT,josephnoir/RIOT,ant9000/RIOT,yogo1212/RIOT,cladmi/RIOT,authmillenon/RIOT,yogo1212/RIOT,smlng/RIOT,mtausig/RIOT,kaspar030/RIOT,yogo1212/RIOT,RIOT-OS/RIOT,OTAkeys/RIOT,aeneby/RIOT,josephnoir/RIOT,ant9000/RIOT,OTAkeys/RIOT,RIOT-OS/RIOT,OlegHahm/RIOT,smlng/RIOT,kaspar030/RIOT,authmillenon/RIOT,rfuentess/RIOT,kaspar030/RIOT,jasonatran/RIOT,rfuentess/RIOT,aeneby/RIOT,OlegHahm/RIOT,ant9000/RIOT,RIOT-OS/RIOT,toonst/RIOT,x3ro/RIOT,kYc0o/RIOT,mtausig/RIOT,cladmi/RIOT,jasonatran/RIOT,OTAkeys/RIOT,x3ro/RIOT,x3ro/RIOT,authmillenon/RIOT,basilfx/RIOT,kYc0o/RIOT,rfuentess/RIOT,aeneby/RIOT,OlegHahm/RIOT,kaspar030/RIOT,yogo1212/RIOT,RIOT-OS/RIOT,x3ro/RIOT,miri64/RIOT,x3ro/RIOT,OTAkeys/RIOT,miri64/RIOT,basilfx/RIOT,mtausig/RIOT,miri64/RIOT,kYc0o/RIOT,cladmi/RIOT,aeneby/RIOT,kYc0o/RIOT,toonst/RIOT,OlegHahm/RIOT,jasonatran/RIOT,cladmi/RIOT,basilfx/RIOT,OTAkeys/RIOT,aeneby/RIOT,smlng/RIOT,josephnoir/RIOT,cladmi/RIOT,kYc0o/RIOT,miri64/RIOT,miri64/RIOT,jasonatran/RIOT,kaspar030/RIOT,ant9000/RIOT,ant9000/RIOT,mtausig/RIOT,smlng/RIOT,authmillenon/RIOT,josephnoir/RIOT,authmillenon/RIOT,mtausig/RIOT,jasonatran/RIOT,RIOT-OS/RIOT