[kudu-CR] KUDU-2825: add a column named role in 'kudu master list'

["GuangchaoDeng (Code Review)" <ge...@cloudera.org>]

Hello Alexey Serbin, Kudu Jenkins, helifu, Adar Dembo, 

I'd like you to reexamine a change. Please visit

    http://gerrit.cloudera.org:8080/13435

to look at the new patch set (#3).

Change subject: KUDU-2825: add a column named role in 'kudu master list'
......................................................................

KUDU-2825: add a column named role in 'kudu master list'

Added a column named 'role' in 'kudu master list' to show the
role of each master, Roles include leader, follower, learner,
nonparticipant and unknown role. By default, the tool's
output has the 'role' column.

Change-Id: I29da5024ec59d3fb1d576247b2f0f7af0e7968dc
---
M src/kudu/tools/tool_action_master.cc
1 file changed, 9 insertions(+), 3 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/kudu refs/changes/35/13435/3
-- 
To view, visit http://gerrit.cloudera.org:8080/13435
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Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: I29da5024ec59d3fb1d576247b2f0f7af0e7968dc
Gerrit-Change-Number: 13435
Gerrit-PatchSet: 3
Gerrit-Owner: GuangchaoDeng <53...@qq.com>
Gerrit-Reviewer: Adar Dembo <ad...@cloudera.com>
Gerrit-Reviewer: Alexey Serbin <as...@cloudera.com>
Gerrit-Reviewer: Kudu Jenkins (120)
Gerrit-Reviewer: helifu <hz...@corp.netease.com>