scene.pause() didn't display in the correct canvas when there was more than one canvas
scene.pause() didn't display in the correct canvas when there was more than one canvas

mwcraig/vpython-jupyter,BruceSherwood/vpython-jupyter,mwcraig/vpython-jupyter,BruceSherwood/vpython-jupyter,BruceSherwood/vpython-jupyter,mwcraig/vpython-jupyter,mwcraig/vpython-jupyter,BruceSherwood/vpython-jupyter