Removes debug.critical() call from pylab
Fix interactor problemns
Fix sheet ref import
Fix sheet reference import
Fix spreadsheet import error
Fix animation
Hook up animation speed
rename getAnimationDelay
Merge remote-tracking branch 'origin/uvcdat-557-hide-importerror-in-plotmanager' into uvcdat-master
Merge branch 'uvcdat-dv3d-update_interaction' into uvcdat-master