PHPC-950 Skip APM callbacks if subscriber HashTable is uninitialized

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• Closed

PHPC-981 APM functions should reside in MongoDB\Driver\Monitoring namespace

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• Closed

PHPC-982 Include null byte in key length when accessing subscriber HashTable in PHP 5

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• Closed

PHPC-453 CRUD tracking

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• Closed

PHPC-1076 Expose result document for failed commands via CommandFailedEvent

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• Closed

PHPC-932 Remove reference to Manager on Cursor, Server, and WriteResult objects

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• Closed

PHPC-2168 Use consistent int types for APM fields and snprintf for string conversions

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• Closed