Loader: Save process->is_64_bit as prep for ldr:ro

Change read_sd_file semantics to return size read.

Boot: Fix JSON mappings to be RW (instead of RO)

Boot: Initial skeleton and 1.0.0 GPIO voltage switch.

Fusee: Fix BisPartition enum to correctly identify partitions. ...

* BisPartition_t was missing SAFE, meaning User and System were using wrong key_source

* Normalize tabs to spaces

* Merge User and System BisPartition_t because they are the same key anyway

* Remove extra newline

ENUMs for APB Slave Security Enable registers (#67) ...

Exosphere: add enums for the APB_MISC_SECURE registers.

Stratosphere: Add .jsons for loader, sm

Loader: Properly map BSS as rw.

Loader: Fix bugs in CreateProcess(), which now succeeds on hardware (1.0.0)

Loader: Fix type definitions in picosha2.hpp

Loader: Finish Loader::CreateProcess().

Loader: Include picosha2 as a SHA256 generator.

Loader: Implement all remaining parts of CreateProcess except LoadNsoSegment.

Loader: Implement argument passing.

Loader: Implement most of LoadNsosIntoProcessMemory

Loader: Implement RandomUtils (for ASLR)

Loader: Implement NSO Extent calculation (note: ASLR currently disabled due to lack of entropy source.)

Loader: Implement mappable-region locating functions.

Clean up Nso fopen semantics

Loader: Call svcCreateProcess()

Loader: Implement InitializeProcessInfo()

Loader: Fix off-by-one in SDK nso header loading.

Loader: Add Nso Header loading, loadset validation in CreateProcess

Loader: Fix KAC parsing infloop.

Loader: Remove Kernel Caps parsing TODO.

Loader: Implement Kernel Capability parsing/validation.

Stratosphere: Make TODOs for Loader::CreateProcess().

Changed PACKAGE2_MAXVER_400_CURRENT to PACKAGE2_MAXVER_400_410. (#64) ...

* Changed PACKAGE2_MAXVER_400_CURRENT to PACKAGE2_MAXVER_400_410.

* Added top-level makefile and a .gitignore for thermosphere build files.

Stratosphere: Update sm.json to use new JSON format for elf2kip

Stratosphere: Add sm.json for elf2kip