Merge branch 'develop' into feature/api-v1

# Conflicts:
#	app/Contracts/Repository/RepositoryInterface.php
#	app/Repositories/Eloquent/EloquentRepository.php
#	app/Services/Nodes/NodeUpdateService.php
#	tests/Unit/Services/Nodes/NodeUpdateServiceTest.php

config/database.php

@@ -40,7 +40,7 @@ return [
             'password' => env('DB_PASSWORD', ''),
             'charset' => 'utf8mb4',
             'collation' => 'utf8mb4_unicode_ci',
-            'prefix' => '',
+            'prefix' => env('DB_PREFIX', ''),
             'strict' => env('DB_STRICT_MODE', false),
         ],
     ],