use GeoJSON implementation for PHP for the stored in the database
All the installation instructions are located in documentation.
This bundle is under the MIT license. See the complete license in the bundle:
Resources/meta/LICENSE
Issues and feature requests are tracked in the Github issue tracker.
When reporting a bug, it may be a good idea to reproduce it in a basic project built using the Symfony Standard Edition to allow developers of the bundle to reproduce the issue by simply cloning it and following some steps.