ModuleReference with a null or empty name are ok, fixes bnc #656008
ModuleReference with a null or empty name are ok, fixes bnc #656008

mono/cecil,kzu/cecil,SiliconStudio/Mono.Cecil,jbevain/cecil,sailro/cecil,saynomoo/cecil,furesoft/cecil,ttRevan/cecil,gluck/cecil,fnajera-rac-de/cecil,xen2/cecil,joj/cecil,cgourlay/cecil