p20.16.01 build 2 - 23 Aug 09

== D0Reco: qzli
bdt_reader                p20-br-01 <- v00-01-01
  Always use c++ i/o instead of c i/o.
d0reco                    p20-br-17 <- p20-br-16
  removed cft time quality calculation, which causes crash.
gtrbase                   p20-br-03 <- p20-br-02
  Modify GTrackPropagator to ignore miss states.