1.20.0: Merge pull request #395 from wangchj/master

Convenience methods isMonday(), ... isSunday()

1.19.0: Merge pull request #350 from localheinz/fix/unused-import

Fix: Remove unused import

1.18.0

Might as well make it public !

1.17.0

Fixed diffInSeconds() to obey TestNow value.  Fixed up tests to pass …

1.16.0

Avoid Bug #52063 in PHP <5.3.6

1.15.0: Merge pull request #281 from lucasmichot/travis-php7

Add tests (with failures) for PHP 7

1.14.0

Updated history for new version.

1.13.0

Next version

1.12.0

Ignore the lock file.

1.11.0

Updated readme.