libubox: update to latest git

this adds a new helper for setting/overriding the signal handlers

Signed-off-by: John Crispin <blogic@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@42917 3c298f89-4303-0410-b956-a3cf2f4a3e73
procd: update to latest git

this adds the remaining patches that Michel Stam sent

Signed-off-by: Michel Stam <m.stam@fugro.nl>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@42918 3c298f89-4303-0410-b956-a3cf2f4a3e73