:memo: Updating README.md.

- Removes mention of recommended camel case. It's the default now.
:memo: Updates README.md.

- Updates jumpy-settings.png.
- Adds note about neon-cursor not showing homing beacon effect.
:memo: Updates CHANGELOG.md.
Prepare 1.9.0 release
:memo: Updating CHANGELOG.md.
:memo: Updating CHANGELOG.md.
:memo: Updating CHANGELOG.md.