<commit_before>The `async` package will contain tools to work with asynchronous computations.

The package contains sub-libraries with different utilities.

### Zipping streams

The "stream_zip.dart" sub-library contains functionality to combine several streams
of events into a single stream of tuples of events.

### History.
This package is unrelated to the discontinued `async` package with version 0.1.17.<commit_msg>Fix incorrect reference to previous version of async library.<commit_after>The `async` package will contain tools to work with asynchronous computations.

The package contains sub-libraries with different utilities.

### Zipping streams

The "stream_zip.dart" sub-library contains functionality to combine several streams
of events into a single stream of tuples of events.

### History.
This package is unrelated to the discontinued `async` package with version 0.1.7.
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