Once a query is completed we stop fetching and rendering the plan. This
speeds interaction with large query plans in the web browser as well as
reduces some load on the query coordinator.
Change-Id: Ie1f233c90d5f221813833af2e29be2250936d442
Reviewed-on: http://gerrit.cloudera.org:8080/16092
Reviewed-by: Impala Public Jenkins <impala-public-jenkins@cloudera.com>
Tested-by: Impala Public Jenkins <impala-public-jenkins@cloudera.com>