Remove dead custom board definition draft

Write a README file draft

Do not go to the next line if the char to display does not fit draft

Small fixes in main draft

Attempt to normalize the 19x27 font draft

foldme draft

Refactor the flag display system draft

Reorganize the display + improvements for dimmed flags draft

Add support for 0x08 and 0x09 command codes (display a flag dimm/bright) draft

Add support for dimmed flag display draft

(0) -10 +10 tip