* Acheron Lasgewloth: layout macro rework
Arrange the layout macro to match the assembled board.
* rename layout macro
The layout supported is equivalent to 60% ANSI with split Backspace and split Right Shift, and supports every extant switch position.
Adds community layout support.
* add LAYOUT_60_ansi support
* add Configurator data
* convert tabs to spaces in lasgweloth.h
