add IPv6 capable OpenWRT package mirror

site.conf

@@ -19,6 +19,9 @@
 	-- network-internal ntp service
 	ntp_servers = {'ntp.services.ffpb'},
 
+        -- OpenWRT Package Repository (IPv6 capable)
+	opkg_repo = 'http://openwrt.draic.info/barrier_breaker/14.07-rc3/%S/packages',
+
 	-- regulatory domain of your wifi
 	regdom = 'DE',