enables TLS by default

* update to config file to use TLS
* generates self-signed certs if none exist and saves them in config dir

root/etc/service/adchpp/run

@@ -9,5 +9,11 @@ if [[ ! -d /config/scripts ]]; then
     cp /usr/local/src/adchpp/plugins/Script/examples/*.lua /config/scripts
 fi
 
-cd /tmp
+if [[ ! -d /config/certs ]]; then
+    mkdir -p /config/certs
+    cd /config/certs
+    bash /usr/local/src/adchpp/linux/generate_certs.sh
+fi
+
+cd /config
 exec /usr/local/bin/adchppd -c /config