Fix a typo.

Signed-off-by: François de Metz <francois@stormz.me>
Add french lang to html tag.

Signed-off-by: François de Metz <francois@stormz.me>
Add a footer.

Signed-off-by: François de Metz <francois@stormz.me>
Add some html5 structure.

Signed-off-by: François de Metz <francois@stormz.me>