This change makes it possible to include any number of pages below
the 'about' tab for a repository. The path is assumed to be located
in the same directory as the 'repo.readme' file.
Signed-off-by: Lars Hjemli <hjemli@gmail.com>
Each repo can include an external file which used to be included on the
top of the summary page, but it will now soon get a page of it own.
Signed-off-by: Lars Hjemli <hjemli@gmail.com>