Merge branch 'master' of https://github.com/derrekr/fastboot3DS

Fix config not being transferred to SD card.

Added interrupt safe I2C reg write. Fixed poweroff on exceptions.

Reduce delay after splash to 8 VBlanks

Cleanup sdmmc.c/h a bit.

Adjust eMMC clock to be in spec before switching to HS mode.

Splashscreen: Only add delay if the menu is entered.

Set this reg to the same value Process9 does.

Optimize SD card poweron for the lowest possible powerup time.

Fixed bugs in sdmmc_send_command(). Partially implemented high speed mode.

[SDMMC] Enable 4 bit mode after switching and always clear fifo.

Add a clearscreen and a delay after the splash is shown.

Improved custom splash selector.

Disable SD pullup. Set clock back to 16 MHz since the shitty Lexar SDs don't work with 33 MHz.

Only allow late boot cancel after a FIRM is loaded.

Merge branch 'master' of https://github.com/derrekr/fastboot3DS

show enter-menu note, introduced late boot cancel (risky?)

Replace mallocpyString with strdup.

Added HOME hint on quick bootmode splash.

Update remaining SDMMC clock comments.

Fixed buggy %n handling in fb_sscanf(). Fixes file browser hang.

Merge branch 'master' of github.com:derrekr/fastboot3DS

Correct comments in sdmmc.c.

Bootrom dumper cosmetics. ...

... also improves the superhax dumper override.

Use OTP_SIZE define in ARM11 start.s.

Fixed bootrom/OTP dumping.

Added bootrom dumper implementation to menu.

Adjust SD init to be in specs.

Remove unneeded reg writes. Set card detect timeout(?) permanently to 0.

Set SD timeout to 0 for faster card detect.