---- Add a visualizer.set_bounds API, to allow customization of the canvas bounds for each simulation scenario. user: Gustavo J. A. M. Carneiro <gjc at inescporto.pt> files: src/contrib/visualizer/__init__.py src/contrib/visualizer/core.py url: http://code.nsnam.org/gjc/ns-3-pyviz/rev/137e15f6a9d6