updated README
updated README

phaza/loofah,jstorimer/loofah,phaza/loofah,Joas1988/loofah-activerecord,flavorjones/loofah-activerecord,Joas1988/loofah-activerecord,Joas1988/loofah-activerecord,flavorjones/loofah-activerecord,flavorjones/loofah,flavorjones/loofah,jstorimer/loofah,Joas1988/loofah-activerecord,11factory/loofah,flavorjones/loofah