openresty: make compatible with nixos nginx module

Changed files
+2
pkgs
servers
http
openresty
+2
pkgs/servers/http/openresty/default.nix
···
postInstall = ''
ln -s $out/luajit/bin/luajit-2.1.0-beta3 $out/bin/luajit-openresty
ln -s $out/nginx/sbin/nginx $out/bin/nginx
+
ln -s $out/nginx/conf $out/conf
+
ln -s $out/nginx/html $out/html
'';
meta = {