Re: [SURVEY] enable ETCDCTL_API=3 by default

[gylee]

>
>
> Currently,
>
> etcdctl put foo bar
> ETCDCTL_API=3 etcdctl put foo bar
>
>  
Typo here, meant to write v2 set command:

etcdctl set foo bar
ETCDCTL_API=3 etcdctl put foo bar