Improvements on Hivetimeline script

Sebastien Poncerequested to merge
lhcb/Gaudi:hivetimeline into master

In particular :

  • proper display of slots for the events bars at the top
  • scalable display, with command line options to change size
  • option to skip first events (useful for first one where cache are not warm)
  • worked around ROOT bug of TLines not working properly
  • allow to change on command line number of colors for the events

Merge request reports