laravel 5.8 support

Author: sohelamin

publish/migrations/2016_01_01_193651_create_roles_permissions_tables.php

@@ -45,7 +45,11 @@ public function up()
 
         Schema::create('role_user', function (Blueprint $table) {
             $table->integer('role_id')->unsigned();
-            $table->integer('user_id')->unsigned();
+            if (\App::VERSION() >= '5.8') {
+                $table->bigInteger('user_id')->unsigned();
+            } else {
+                $table->integer('user_id')->unsigned();
+            }
 
             $table->foreign('role_id')
                 ->references('id')