Merge branch 'master' into lets-split-support

images, docks, clean-up [skip ci]

i2c working

one half working

Merge pull request #480 from fredizzimo/add_infinity_ergodox

Add infinity ergodox

Add dfu-util command for programming

Also add .bin generation, which is needed for dfu-util.

Merge pull request #471 from Chipairon/patch-1

Fix for '~' in spanish layout

Merge pull request #478 from fredizzimo/chibios_subprojects

Suprojects for ChibiOS testing

Infinity Ergodox - Add matrix.c and led.c

First version of Infinity Ergodox

Mostly just adding the files from the fredizzimo repository. Still
needs some fixing until it works

Fix typo in teensy_lc_onkey.h

Don't include common_config.h for ChibiOS test

Move ChibiOS test board and ld

Move the ChibiOS test subproject board and ld files to the kebyoard
folder, so that the build system can find them

Suprojects for ChibiOS testing

correct break/return order for planck and preonic defaults

Fixes typos in keycode.txt

Adds wait to i2c (debounce)

Improves debounce

fix typos

reverts #343 for the most part (#474)