DIRKRB-190 Adding a readme file to specify how to use standalone  kerby
DIRKRB-190 Adding a readme file to specify how to use standalone  kerby

plusplusjiajia/directory-kerby,YaningX/directory-kerby,jiteshmohan/directory-kerby,bitium/directory-kerby,shashankasharma/directory-kerby,apache/directory-kerby,bitium/directory-kerby,sheenammittal7/directory-kerby,shashankasharma/directory-kerby,drankye/directory-kerby,YaningX/directory-kerby,apache/directory-kerby,drankye/directory-kerby,plusplusjiajia/directory-kerby,plusplusjiajia/directory-kerby,apache/directory-kerby,jiteshmohan/directory-kerby,sheenammittal7/directory-kerby