doc/readme: fix dead bitbucket uris

And use the working ones.
1 files changed, 2 insertions(+), 2 deletions(-)

M +2 -2
@@ 15,7 15,7 @@ construction history of a baseline and e
 Once you are done reading this overview, you might want to read the
 ## Requirements

@@ 142,7 142,7 @@ The [guestrepo][guestrepo] mercurial ext
 `confman` and both provide roughly the same basic services (though,
 e.g. `guestrepo` does not handle well recursive configurations).
 `confman` can read and write `guestrepo` configuration repositories as
 well as its own.