auteur & tests
ft_memset & ft_bzero
memcpy
memccpy
strcpy strdup strlen strncpy - norme OK - compile OK
strcat
strncat - norme OK - test OK
strlcat - norme OK - test OK
strchr - norme OK - tests OK
strrchr - norme OK - tests OK + fix strchr
strstr
fix strstr = cas particulier
strnstr - non functional yet
first commit
hdr/libft.h
merge
?