Fix typo in chapter 10.4 (Dynamic routing)

Closes: #737255
Signed-off-by: Raphaël Hertzog <hertzog@debian.org>
Fix typo in Appendix B.2.2

Closes: #737884
Signed-off-by: Raphaël Hertzog <hertzog@debian.org>
hr-HR: Translated using Weblate.
es-ES: Translated using Weblate.
Rename readme -> README for consistency
fr-FR: Fix typo serrvice -> service

Reported-by: Maki Doko