Environment wasn't set in service, and service ignores
shell locale, as it runs directly the process.
This fixes the characters UTF-8 rendered in ISO-8858-1 issue:
12:16:08 < thib> .+nom "Le Cun" 12:16:10 < Daeghrefn> thib : ne sont gérés comme que les caractères alphanumériques, le tiret, l'apostrophe droite, de même que tout ce qui n'est pas ASCII standard.
This also sets a good environment for launched Python
scripts to avoid Python to read file in ASCII:
UnicodeDecodeError: 'ascii' codec can't decode byte 0xd8 in position 34: ordinal not in range(128)