Add ambient to the commsend list of vector attributes
Add ambient to the commsend list of vector attributes

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