This prevents some games (like Super Mario 3D Land) from freezing when trying to launch it, however, it's not complete and won't let you go past Mii selection as the parameter structure hasn't been reverse engineered yet.

Documented some APT functions
This allows applets to boot.

Applets are now cleaned up in AppletUpdateEvent after calling their respective Update method.

Currently only the SWKBD is emulated, and there's currently no way to ask the user for input, so it always returns "Subv" as the text.

This coincidentally fixes an issue about the PTM service failing to create its SharedExtSaveData archive due to the FS service not being initialized by the time the creating code runs.

Ideally I'd like to move each process to its own folder, and have a single file per process that registers the service classes, which would be in their own files inside that folder. Then each service class would just call functions from the process to complete the commands.