HBASE-11488 cancelTasks in SubprocedurePool can hang during task error (Jerry He)
HBASE-11118 non environment variable solution for "IllegalAccessError: class com.google.protobuf.ZeroCopyLiteralByteString cannot access its superclass com.google.protobuf.LiteralByteString"
HBASE-11057 Improve TestShell coverage of grant and revoke comamnds (Srikanth Srungarapu)