[package] firewall:

- replace uci firewall with a modular dual stack implementation	developed by Malte S. Stretz
	- bump version to 2


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21286 3c298f89-4303-0410-b956-a3cf2f4a3e73

package/firewall/files/lib/uci_firewall.sh

@@ -0,0 +1,5 @@
+# This file is here for backwards compatibility and to override the
+# uci_firewall.sh from an earlier version.
+type fw_is_loaded >/dev/null || {
+	. /lib/firewall/core.sh
+}