SERVER-3163 mongoS should split $in queries to shards according to ranges

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• Closed

SERVER-9332 Mongos should re-write $in queries on the shard key before sending them to the shards so that the shards only receive the relevant portion of the $in

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• Closed

SERVER-37279 suboptimal read isolation when using $in with shard keys

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• Closed

SERVER-50299 Shard Targeting for $in statements

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• Closed