3DS homebrew utility program to dump game cartridges to the SD card.

Credits go to:

• archshift: code cleanups; general polishing of my PoC dumper
• Lioncash: code cleanups
• neobrain: getting the project started; on-the-fly decryption
• Normmatt: doing tons of reverse-engineering work; providing the core dumping code
• yuriks: compatibility enhancements