[Request] `Add a Lamball`, and `Delete Selected Pal`

[b4imetu]

Add a Lamball or a specific Pal, Delete Selected Pal and Duplicate Selected Pal

I think these 3 buttons can better manage Pals than the current Dump Pal and Add Pal buttons

What do you think? Can this feature be simply realized?

Relate https://github.com/EternalWraith/PalEdit/issues/132