Improve docs a tiny bit.
Improve docs a tiny bit.

Acidburn0zzz/rugged,tpickett66/rugged,saraid/rugged,saraid/rugged,Acidburn0zzz/rugged,libgit2/rugged,tpickett66/rugged,Acidburn0zzz/rugged,libgit2/rugged,libgit2/rugged,saraid/rugged,tpickett66/rugged