mutex 1.0.3

Mutual exclusion with implementation of normal and read-write mutex

Changelog

1.0.3

• Added an example.

1.0.2

• Code clean up to satisfy pana 0.13.2 health checks.

1.0.1

• Fixed dartanalyzer warnings.

1.0.0

• Updated the upper bound of the SDK constraint to <3.0.0.

0.0.1

• Initial version