Added some orthogonal-code documentation. Incomplete.
Added some orthogonal-code documentation. Incomplete.

git-svn-id: 6df64b8f39cfd9dbdcbae04bfc672930f6320f25@16 3e778353-6f3f-0410-9ba2-8ef0519b21f3

lvaruzza/clcb,lvaruzza/clcb