minor README edit
minor README edit

anitzkin/relex,linas/relex,opencog/relex,AmeBel/relex,leungmanhin/relex,virneo/relex,leungmanhin/relex,linas/relex,ainishdave/relex,opencog/relex,ainishdave/relex,AmeBel/relex,anitzkin/relex,anitzkin/relex,ainishdave/relex,rodsol/relex,anitzkin/relex,rodsol/relex,virneo/relex,williampma/relex,virneo/relex,AmeBel/relex,virneo/relex,opencog/relex,rodsol/relex,ainishdave/relex,anitzkin/relex,rodsol/relex,williampma/relex,williampma/relex,williampma/relex,leungmanhin/relex,linas/relex