2.2.6 2016-08-16
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* Updated mongodb-core to 2.0.8.
* Allow execution of store operations independent of having both a primary and secondary available (Issue #123).
* Fixed command execution issue for mongos to ensure buffering of commands when no mongos available.
* Allow passing in an array of tags to ReadPreference constructor (Issue #1382,
https://github.com/vkarpov15)
* Added hashed connection names and fullResult.
* Updated bson library to 0.5.3.
* Enable maxTimeMS in count, distinct, findAndModify.
This is a recommended upgrade.