0.7.0.1
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* Tight package channnel to connection instance in order to prevent loss on connection drops.
* `Connection` has asynchronous operation for real now.

0.7.0.0
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* Fix date conversion. `recordedEventCreateEpoch` is no longer exposed.
* Add `waitTillCatchup` and `hasCaughtUp` functions.
* Add `exactStream` `ExpectedVersion` smart constructor. As the result,
`ExpectedVersion` constructors are no longer exposed. You have to use
`anyStream`, `noStream`, `emptyStream` or `exactStream` instead.

0.6.0.1
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No changes

0.6.0.0
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* Support `keepRetrying` reconnection strategy.