Quick Menu [1.2.2] [1.20.2 / 1.20.1 / 1.19.4]

Some misc fixes, and a new option that should have been included from the start.

Changelog

• Added a new option for the amount of action buttons per row. #12
• Included namespace in save data to support items outside of the "minecraft:" namespace. #7
• Updated command input max length to be 10000 from the original 200. #5