Fix duplicated domain register in config file.

scripts/check_proxy_state.sh

@@ -50,7 +50,10 @@ do_proxy_restart() {
 	done
 	# in case of new proxy configuration generated needed to copy the domain name  to the configs file.then remove new_config flag.
 	if [[ -f $PROXY_CONFIG_DIR/new_config ]] ; then 
+		if ! grep $DOMAIN $PROXY_CONFIG_DIR/new_config ; then 
 			cat $PROXY_CONFIG_DIR/new_config >> $PROXY_CONFIG_DIR/config;
+		fi
+		
 		rm $PROXY_CONFIG_DIR/new_config;
 	fi
 }