Enable CONFIG_NETFILTER_XT_TARGET_LOG option in mako_defconfig

This enables the iptables -j LOG target.  Without this target some existing
apps, such as Network Log, cease to function properly.
Merge "Enable CONFIG_NETFILTER_XT_TARGET_LOG option in mako_defconfig" into jellybean
Merge remote-tracking branch 'upstream/jellybean' into testing