Squashed commit of the following:

commit 8af4851b09195e4787f4ed662755c1aae9926116
Author: Dzikri Aziz <kvcrvt@gmail.com>
Date:   Mon Feb 24 04:04:52 2014 +0700

    Version 0.1.3 "It's OK"

commit 52330f73e6d4c9bdae625d3e267cf47ccab7b289
Author: Dzikri Aziz <kvcrvt@gmail.com>
Date:   Mon Feb 24 04:01:02 2014 +0700

    Always use our walker when editing menu items (existing or new ones)