Merge pull request #2 from zumba/REQ-19630-update-rich-text-component

REQ-19630 improve performance updating Richtext component

Merge pull request #1 from zumba/php8-and-patches

PHP 8.0 support & patches

Merge pull request prismicio-community#167 from webhappens/master

Serialize boolean values

Merge pull request prismicio-community#153 from zumba/static-binding

Updated API to use late static binding

Merge pull request prismicio-community#165 from elgentos/master

Added Language reference

Merge pull request prismicio-community#160 from prismicio/develop

Cast to string response body

Merge pull request prismicio-community#159 from prismicio/php7only

Support only PHP >=7.1

Merge pull request prismicio-community#149 from gsteel/fix-autoloader…

…-for-tests

Tests not running under 7.1

Merge pull request prismicio-community#146 from prismicio/apiv2

Introducing php kit api v2

Merge pull request prismicio-community#149 from gsteel/fix-autoloader…

…-for-tests

Tests not running under 7.1