Embedding Notes, Sept 28, 2007

Updated on Fri, 2007-09-28 18:15. Originally created by andrewar on 2007-09-28 18:15.

Requests #1154003721 and #1154003633 (Upsilon and J/psi into Pythia+pp)

Pibero idenified that the vertexing is done incorrectly. Revert to previous scheme (pythia vertex along beamline, force MC vertex use in reco).