etcdctl util, create normalizer of examples in util, add some more examples, change indent of etcdctl from "\t" to " " Signed-off-by: ah8ad3 <ah8ad3@gmail.com>
Signed-off-by: cui fliter <imcusg@gmail.com>
Signed-off-by: Sasha Melentyev <sasha@melentyev.io>
Preparation for etcdutl split.