[WIP] PSP injection

BASIC INJECTION TUTORIAL:

You will need:

orbis-pub-chk (cannot be shared here)
orbis-pub-gen (cannot be shared here)
parappa the rappa/patapon/loco roco 2 remasters fpkg (cannot be shared here)
A compatible PSP iso (cannot be shared here: also currently very few work, examples: lumines, loco roco games, patapon games (stuck at "sign" screen)) or build your own homebrew iso (See Optional)...

[WIP] PSP injection