Alexis S. L. Carvalho <alexis@cecm.usp.br> [Sun, 03 Feb 2008 21:03:46 -0200] rev 5988
update the branch cache at the end of addchangegroup
This should avoid a bad performance problem when the branch cache is
not up-to-date, and hgweb can't write an updated version because it
lacks permissions.