Remove more dead code
Remove more dead code

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