fix find null failed job

Added to list that is compatible with laravel 6

fix regex demo code

Add hasIndex and dropIndexIfExists methods

fix filtering with operator not like issue

EmbedsMany respect primaryKey on association

Co-Authored-By: Jens Segers <segers.jens@gmail.com>

# Conflicts:
#	tests/SchemaTest.php

Code cleanup

fix for non string id

Change operator (-> to ::)

* use env values from phpunit.xml, update database.php and queue.php

* Add .editorconfig

* Update QueueTest.php

* Update phpunit.xml.dist

* Use in casting instead intval

Fixes #1741

Fixes #1798

* Revert changes in Builder and Model for id keys, fix test for Queue

* Fix format in Model