SERVER-39462 Enhance index build logic on secondaries (for simul index builds) to abort early when signaled by an abortIndexBuild oplog entry

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• Closed

SERVER-43612 secondary fails to start index build due to in-progress aborted index build with duplicate name

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• Closed

SERVER-39002 killOp against a primary index build command or index build thread must abort the index build across the replica set

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• Closed

SERVER-39462 Enhance index build logic on secondaries (for simul index builds) to abort early when signaled by an abortIndexBuild oplog entry

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• Closed