Implement <, >, <= and >= according to the spec
Implement <, >, <= and >= according to the spec

jvasileff/ceylon.language,jvasileff/ceylon.language,ceylon/ceylon.language,lucaswerkmeister/ceylon.language,lucaswerkmeister/ceylon.language,unratito/ceylon.language,ceylon/ceylon.language,unratito/ceylon.language