Documentation: relative link to the documentation

Signed-off-by: Pierre Bertet <bonjour@pierrebertet.net>
Documentation: typo

Signed-off-by: Pierre Bertet <bonjour@pierrebertet.net>
Documentation typography: ellipses

Signed-off-by: Pierre Bertet <bonjour@pierrebertet.net>
Documentation: typo

Signed-off-by: Pierre Bertet <bonjour@pierrebertet.net>
Documentation: typo

Signed-off-by: Pierre Bertet <bonjour@pierrebertet.net>
Documentation: markdown syntax

Signed-off-by: Pierre Bertet <bonjour@pierrebertet.net>
Merge pull request #1584 from bpierre/bug/doc-fixes

Documentation fixes