New assertions

Added new assertion methods:

• assertMatchesRegularExpression
• assertDoesNotMatchRegularExpression
• assertFileDoesNotExist

They were introduced in PHPUnit 9 to replace older method names, but Asserts module makes them work with older versions of PHPUnit too.

Documented that stringEnds functions were added in 1.1.0

1.1.1

Documented that stringEnds functions were added in 1.1.0

Add assertStringEndsWith and assertStringEndsNotWith

1.1.0

Updated documentation.md

Initial release

1.0.0

Exclude tests from composer packages