Reformat README slightly to be 80 column friendly.

Change-Id: I0f4aa0c4d6520f650d553765983732896a7f4dc8
Reviewed-on: http://review.couchbase.org/34116
Reviewed-by: Mark Nunberg <mnunberg@haskalah.org>
Tested-by: Mark Nunberg <mnunberg@haskalah.org>