two very simple patch sets to be reviewed.

[Tong Li]

Dear kafka developers,
        New to this community and put up two really small patch sets with
open issues, can any one please review and comment and get them merged if
all possible? Thanks

https://reviews.apache.org/r/31097/

https://reviews.apache.org/r/31097/

Tong Li
OpenStack & Kafka Community Development
Building 501/B205
liton...@us.ibm.com