Make lexchecks comparable so that standard java sort can be used.
Make lexchecks comparable so that standard java sort can be used.

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