Merge branch '2.x'

Merge remote-tracking branch 'origin/2.x' into 2.x

remove new lines as it breaks the html when parsing

rename 'markdown' folder to 'text'

remove unnecessary imports

Merge pull request #25 from tomirons/analysis-peJJZ2

Apply fixes from StyleCI

add register method

set theme in the base class

ignore phpunit cache

upgrade tests for phpunit 9

update phpunit xml

update branch alias and set laravel provider

upgrade dependencies

Merge pull request #24 from concept-core/patch-1