Speed up big amount of points

[dy]

Issue: https://community.plot.ly/t/speeding-up-the-rendering-of-3d-mesh-plots-for-large-csv-files/4705/4
Sample set: https://github.com/AndrewWay/aoslnet/blob/release-0.6/public/data/processing/r11i02.Txt
There is opinion that it is possible to do 10x boost.