GitLab

RFC is needed into the direction that each command is unique, now a few are toggling and we don't know from which state.

* Changing u-boot and BSP when changing kernel

* Merge minimal and default desktop to limit troubles

Install to is getting more and more general, adding U-boot update

Variable names containing "LENGHT" were fixed to read "LENGTH" using an interactive global search/replace.
I did perform testing and concluded that nothing broke as a result.

Menu -> Action         <Action> <Cancel>
Menu -> Menu           <OK> <Back>
Menu -> Quit           <OK> <Exit>

- prepare for new packaging
- tested for backward compatibility
- RFC alternative kernel install. It changes kernel/dtb only.
- update mirrors.