[A[A[A[B[B[B[2~[2~Fix: Docs would not display if custom sort-order was not set. Now, it is not necessary to set custom sort-order. It remains optional.

git-svn-id: https://plugins.svn.wordpress.org/organized-docs/trunk@874906 b8457f37-d9ea-0310-8a92-e5e31aec5664