[HIVE-20271] Improve HoS query cancellation handling - ASF JIRA

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Uber-JIRA for improving HoS query cancellation

1.	Should kill running Spark Jobs when a query is cancelled.	Closed	Zhihai Xu
2.	lock not released after Hive on Spark query was cancelled	Closed	Yongzhi Chen
3.	Hive on Spark leaks spark application in case user cancels query and closes session	Closed	Xuefu Zhang
4.	Better error msg for Hive on Spark in case user cancels query and closes session	Closed	Xuefu Zhang
5.	HoS query is canceled but error message shows RPC is closed	Resolved	Jimmy Xiang
6.	Kill spark job when InterruptedException happens or driverContext.isShutdown is true.	Closed	Zhihai Xu
7.	Spark jobs aren't cancelled if getSparkJobInfo or getSparkStagesInfo	Patch Available	Unassigned