fix documentatation.
fix documentatation.

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