* Align sendstring LUTs to 9 characters wide
* Replace 0 with XXXXXXX
* Use decimal 128 for LUT size
* Align heading comments
* Add ASCII table comments
* Add missing AltGr LUTs and adjust keycode LUTs accordingly
* Use pragma once
* Correct a couple more keycodes
* Capitalise "BÉPO"
* Also clean up the default tables
* Tidy up Belgian and Norman LUTs
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