Fix broken links on the website
This MR fixes some broken links on the website.
A link is still broken: https://gforge.inria.fr/projects/gtg/, but I don't know the new URL (has it been migrated ?).
This MR fixes some broken links on the website.
A link is still broken: https://gforge.inria.fr/projects/gtg/, but I don't know the new URL (has it been migrated ?).