[MAPREDUCE-5422] [Umbrella] Fix invalid state transitions in MRAppMaster - ASF JIRA

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There are mutiple invalid state transitions for the state machines present in MRAppMaster. All these can be handled as part of this umbrell JIRA.

relates to

YARN-676 [Umbrella] Daemons crashing because of invalid state transitions

1.	MRAppMaster throws InvalidStateTransitonException: Invalid event: JOB_TASK_COMPLETED at SUCCEEDED for JobImpl	Resolved	Devaraj Kavali
2.	MRAppMaster throws InvalidStateTransitonException: Invalid event: TA_TOO_MANY_FETCH_FAILURE at KILLED for TaskAttemptImpl	Closed	Gera Shegalov
3.	MRAppMaster throws InvalidStateTransitonException: Invalid event: JOB_AM_REBOOT at SUCCEEDED	Resolved	Unassigned
4.	Job is marked as FAILED and also throwing the TransitonException instead of KILLED when issues a KILL command	Resolved	Unassigned