Minor improvements (#226)

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## Description
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Fix merge conflicts

## Motivation and Context
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## Types of changes
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- [ ] Improvement (non-breaking change that adds a new feature)
- [ ] Bug fix (fixes an issue)
- [ ] Breaking change (breaking change)
- [ ] Documentation Improvement
- [ ] Config and build (change in the configuration and build system,
has no impact on code or features)

## Checklist:
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- [ ] My code follows the code style of this project.
- [ ] My change requires a change to the documentation.
- [ ] I have updated the documentation accordingly.
- [ ] I have added tests to cover my changes.
- [ ] All new and existing tests passed.

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CHANGELOG.md

@@ -1,4 +1,5 @@
-Rolling release built from latest commit on main branch.  
+# Rolling release
+built from latest commit on main branch.  
 **Note**: the attached source code files may be out of date.
 
 - For the SummerCart64, use the `sc64menu.n64` file in the root of your SD card.

CONTRIBUTING.md

@@ -9,4 +9,3 @@ Additionally this document assumes that you already know how to use GitHub and G
 If that's not the case, we recommend learning about it first [here](https://docs.github.com/en/get-started/quickstart/hello-world).
 
 **Help us by creating a PR.**
-

docs/99_developer_guide.md

@@ -71,3 +71,6 @@ You can then serve the webpage:
 ```bash
 cd output/docs && jekyll serve
 ```
+
+### Test ability to Customize the font
+Add a `font64` file to the `menu` directory called "custom.font64". You can build a font64 file with the `libdragon` tools.