Scattergl yaxis title is not being centered

[rminnett]

See the modified example from https://plot.ly/python/webgl-vs-svg/:

[chriddyp]

thanks for reporting @rminnett ! I've just reposted an issue in the javascript library that plotly.py uses here: plotly/plotly.js#198

[rminnett]

Great, thanks!