New mirror installations fail

[François Marier]

I received a report saying that apt-getting the packages failed with these errors:

  ERROR: Site libravatar-cdn does not exist!
  dpkg: error processing package libravatar-cdn (--configure):
   subprocess installed post-installation script returned error exit status 1
  Setting up libravatar-seccdn (20141106.1) ...
  ERROR: Site libravatar-seccdn does not exist!
  dpkg: error processing package libravatar-seccdn (--configure):
   subprocess installed post-installation script returned error exit status 1
  dpkg: dependency problems prevent configuration of libravatar-slave:
   libravatar-slave depends on libravatar-cdn; however:
    Package libravatar-cdn is not configured yet.

  dpkg: error processing package libravatar-slave (--configure):
   dependency problems - leaving unconfigured
  Errors were encountered while processing:
   libravatar-cdn
   libravatar-seccdn
   libravatar-slave
  E: Sub-process /usr/bin/dpkg returned an error code (1)