Fix comment and sort rights by name

MFC after:	3 days


git-svn-id: svn+ssh://svn.freebsd.org/base/head@272653 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
Import byacc 20141005 from vendor


git-svn-id: svn+ssh://svn.freebsd.org/base/head@272655 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f