fusee: get non-data SDMMC commands fully working on eMMC

fusee: further flesh out sdmmc implementation

fusee: fix issue with SDMMC psuedo-interrupts

fusee: add missing file

skeleton SDMMC

ProcessManager: Make launch flag parsing version agnostic.

ProcessManager: Implement core process management logic.

Stratosphère: Simplify some for loops (#76) ...

Simplifies some loops by removing the need to manually calculate or
re-specify the array size. Eliminates any chance of using the
wrong size and less typing.

ProcessManager: Fill out ProcessTracking::Initialize()

Boot: Implement initial GPIO configuration

Fix small issues in the stage2 loader (#78) ...

* stage2 loader: Fix loadlist parsing breaking out of the loop too early

* stage2 loader: Use bct0 from the loader context

ProcessManager: fix critical typo in sarcastic comment

ProcessManager: Stub ProcessTracking code.

ProcessManager: Acquire ldr:pm during init.

Stratosphere: Add IPC templating for non-member functions.

ProcessManager: Add BootModeInterface

Stratosphere: Begin work on PM.

Loader: Fix bugs ldr:ro, Loader now works fully on hardware.

SM: After checking docs, kernelAbove400() -> kernelAbove500()

SM: Add compile-time smhax flag, finishing module. (Closes #62)

Push all graphical resources to main repo, add credits

Loader: Fix (all?) remaining bugs in ldr:pm. ...

Loader now works when booted as a KIP1. NOTE: ldr:ro still needs
debugging.

Boot2: Remove svcExitProcess (handled by libnx).

Boot2: Fix comment.

boot2: exit process at end of main().

Implement boot2 sysmodule.

Fix typo.

Stratosphere: Fix remaining bugs in sm, which now works as a KIP1 on hardware

Adding credits section

Update banner placement in README