SetRotoLifetimeAll v1.3

# SetSelRotoLifetimeAll() 1.3
# This Sript sets Selected Roto's Strokes and Shapes Attribut Lifetime_Type to "All"
# Usage:
# > select a field of nodes, which contains the Rotos and Rotopaints you want to edit
# > and choose the script from the custom Nuke-Menu
# > if nothing is selected, the script filters all Rotos and Rotopaints of the script.
# Installation:
# > save the script in your Nuke Plugin path
# > and add the following line to your menu.py:
# > import SetRotoShapesLifetimeAll
# >
# > don't forget to setup the custom menu_name, see line 26
# > if you are updating from v1.0, please update your menu.py entry too.
# >
# scripted by Marc Gutowski
# website:    www.ewok1.com
# last update 13.03.2011 / v1.3:
# - fixed Indentation Error
# last update 10.03.2011 / v1.2:
#    - added selection toggle: filter selected nodes or if nothing selected, filter all nodes
#    - print names of edited nodes correctly
# last update 25.02.2011 / v1.0 (release)