Rewrote crt0, init, and chainloading code ...

start.s, init.c, linker.ld and linker.specs are meant
to be re-used by user applications, should they remove the defines
from init.c and the .chainloader* sections from the linker script

Simplify fsdev_set_default_device

Fix warning/error, etc. in fs_dev.c

Fix fsdev_set_default_device bug

[stage2] Fix the ordering of rules in linker script

fusee: fix boot partition selection

fusee: fix regression in card detection

fusee-secondary: don't create 3GiB output files :)

Add chainloader (stage2) (need to edit more files)

Rework fs_dev mount code

Revert "Fix mount code in fs_dev.c" ...

This reverts commit 306555e.

Upgrade FatFs to R0.13b

Don't pass the mmc struct around

Fix const-correctness issue in sdmmc.h

Normalize drivers between stage1 and 2

Fix mount code in fs_dev.c

Fix the g_bct0 overflow issue, malloc now works ...

The linker chose the unused symbol from loader.c.

Fix bss overflow error

[stage2] Remove printk, introduce UTF-8 console stdio

[stage1] support utf8 in fatfs

Use the bloated string formatting functions from newlib

Instead of passing FatFS structs around, unmount; other changes

[stage2] Add fatfs devoptab wrapper, change ffconf accordingly

fusee: fix an obvious sdmmc error (oops)

fusee: sdmmc: clean up and prepare for better SD/MMC/version separations

fusee: add support for SDMMC write operations

Fusee: fix typo

Fusee: Add #define requirement for pragmatic reasons.

fusee: enable sdmmc loglevel control

fusee: fix multiple-block SDMMC transfers