shorewall-lite: update to the latest release in the 4.2 series: 4.2.11.

shorewall-lite: update  to the latest release in the 4.2 series: 4.2.11.
It also includes the following changes:
  * use the shorewall "restore" action (very quick) if available in
    the initscript's restart action
  * modify the 110-MODULESDIR.patch to include /lib/modules/$(uname
    -r) in the module search path
  * include an iface hotplug action to reload the ruleset on
    interface transitions

Signed-off-by: Brian J. Murrell <brian@interlinx.bc.ca>
git-svn-id: svn://svn.openwrt.org/openwrt/packages@18737 3c298f89-4303-0410-b956-a3cf2f4a3e73