Add ability to specify per_page value on getAll request (#21)

* Bringing dev up to speed (#19)

* Bug fix (#16)

* Bug fix

Bug fix for:
specialtactics/laravel-api-boilerplate#26

* Update RestfulTransformer.php

* Update RestfulTransformer.php

StyleCI ?!

* Add test for situation where model has a PK of "id"

* Add tests for empty attributes cast to array

* Some updates for laravel 6 (#18)

* Updates for Laravel 6

* Remove PHP 7.1 from Travis (no longer supported)

* Bump illuminate/support dep version

* Bump orchestra testbench version for laravel 6

* Allow phpunit 8

* Replace str_ helper

* replace assertEquals with assertEqualsWithDelta when using delta

* Add phpunit result cache to gitignore

* Update travis config

* Different config try

* Cater testing for laravel 5.8 as well

* Commit a test to run first and eat up bootstrap time

* Add ability to specify per_page value on getAll request

* Newline oddity

src/Http/Controllers/RestfulController.php

@@ -26,6 +26,11 @@ public function getAll()
         // Handle pagination, if applicable
         $perPage = $model->getPerPage();
         if ($perPage) {
+            // If specified, use per_page of the request
+            if (request()->has('per_page')) {
+                $perPage = intval(request()->input('per_page'));
+            }
+
             $paginator = $query->paginate($perPage);
 
             return $this->response->paginator($paginator, $this->getTransformer());