Edit the config.json file. Never seen JSON before? It's just a way to store data.
JSON syntax is unforgiving. It must be perfect. Every text string must be wrapped in double quotes. Each setting and group must be separated by a comma. Use jsonlint.com to validate your code if necessary.
First, edit the name and description. These are used to identify the template in the view editor.
"name": "Custom", "description": "A custom template.",
I will explain how to use the other settings in another tutorial.