Release version 4.21.2

• Fixed wrong filename and line number in test output

Release version 4.21.1

• audit.Assertion now is better in comparing strings with byte slices in Contains (since v4.21.0)
• fixed output of Contains in case of failing tests to be more clear
• fixed handling of strings and byte slices better to be better readable in case of failing tests

Release version 4.21.0

Merge pull request #12 from themue/feature-assertion-tolerance

Improved Assertion providing containment tests

Release version 4.20.0

Merged pull request #9 from themue/feature-generator-duration

Extended generator with durations and sleeps.

Release version 4.19.0

Added Peek() to RingBuffer.

Release version 4.18.0

Merge pull request #6 from themue/feature-etc-write

Added feature etc.Write()