fixing type error in TinyMCEHelper::beforeRender() (reported by @umer936

fixed test

updated gitignore

Merge pull request #53 from rafaelqueiroz/4.x

Upgraded to CakePHP 4

Merge pull request #52 from CakeDC/3.x

Updates from 3.x

Merge pull request #42 from omnuvito/issue/tinymce3x

Issue/tinymce3x

Merge pull request #44 from CakeDC/updating-changelog

Update CHANGELOG.md

Merge pull request #41 from omnuvito/improving-docs

Improving docs