Merge pull request simshaun#201 from williamdes/ci-and-gitattributes

CI updates and gitattributes fix

Bump min PHP version to 7.2

Trying to fix travis-ci

Upgrade PHPUnit

Merge pull request simshaun#185 from theodson/bugfix/fix_tests_with_P…

…SR-4_autoloading

Hopefully fixes deprecation warnings regarding PSR-4 and tests.

Merge pull request simshaun#167 from ankurk91/patch/gittattributes

Create .gitattributes

Update pt-br.php (simshaun#165)

Fixed on , previously was "se" that makes no sense.

Allow start date to be null (simshaun#160)

Fix issue where first of january is skipped (simshaun#156)

* Fix issue where first of january is skipped

When using a BYSETPOS in a RRule the first of january is skipped because of a loose comparison.

* Prefer strict equality comparison

Add support for Hourly freq. on TextTransformer (simshaun#145)

* TextTransformer add support for Hourly freq - need test

* add test & translations