nginx-util: add version to UCI conf template

Add versioning to UCI conf template as a commented version.
This permits the introduction of migration script since the template is
saved and restored config restore. The migration script are handled by
nginx init.d script.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>

net/nginx-util/Makefile

@@ -2,7 +2,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=nginx-util
 PKG_VERSION:=1.6
-PKG_RELEASE:=16
+PKG_RELEASE:=17
 PKG_MAINTAINER:=Peter Stadler <peter.stadler@student.uibk.ac.at>
 
 include $(INCLUDE_DIR)/package.mk

net/nginx-util/files/uci.conf.template

@@ -1,6 +1,7 @@
 # Consider using UCI or creating files in /etc/nginx/conf.d/ for configuration.
 # Parsing UCI configuration is skipped if uci set nginx.global.uci_enable=false
 # For details see: https://openwrt.org/docs/guide-user/services/webserver/nginx
+# UCI_CONF_VERSION=1.1
 
 worker_processes auto;