My fork contains support changing default values for JqGrid in JavaScript. But there are some changes in public API. So if you update to my edition it will require change your code. And in my fork excluded all non JqGrid modules. If you want to use it use original library together with my fork.
Please read wiki of this repository.
Other information you will find on original repositoty
Also you can use with that library SimpleJqGrid library that make more simple work with JqGrid
Copyright © 2019 Kislenko Mikhail
Original source code written by Tomasz Pęczek
From October 2009 to August 2014 licensed under the Ms-PL License.
From August 2014 licensed under the MIT License