It seems that the package was removed from Debian in February 2014 because it was orphaned in Debian and considered unmaintained (see https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=688624 ).
** Bug watch added: Debian Bug tracker #688624 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=688624 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1324438 Title: [needs-packaging] libvrb0 libvrb0-dev needs-packaging Trusty To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/vrb/+bug/1324438/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs