initscript: Rewrite stop command
initscript: Rewrite stop command

 o Return correct error codes
 o Be more generous with signal timeouts

umlaeute/debian-nginx-rtmp,ffzg/nginx,ffzg/nginx,lightcrest/nginx,cnry/nginx-deb,lightcrest/nginx,cnry/nginx-deb,mas90/nginx-rtmp-debian,mas90/nginx-rtmp-debian,mas90/nginx-rtmp-debian,izarov/nginx,mas90/nginx-rtmp-debian,mas90/nginx-rtmp-debian,ffzg/nginx,freeletics/nginx,freeletics/nginx,izarov/nginx,freeletics/nginx,ffzg/nginx,ffzg/nginx,umlaeute/debian-nginx-rtmp,lightcrest/nginx,izarov/nginx,izarov/nginx,izarov/nginx,lightcrest/nginx,umlaeute/debian-nginx-rtmp,umlaeute/debian-nginx-rtmp,umlaeute/debian-nginx-rtmp,cnry/nginx-deb,umlaeute/debian-nginx-rtmp,izarov/nginx,cnry/nginx-deb,evertrue/nginx-debian,freeletics/nginx