Updated ddev config to include DRUPAL_CORE env variable.
Updated composer.json file to include drush in require-dev, cleaned up file. Committing changes to provider files after running ddev. Added CONTRIBUTING.md file.
Closes #3503655
Updated composer.json file to include drush in require-dev, cleaned up file. Committing changes to provider files after running ddev. Added CONTRIBUTING.md file.
Closes #3503655