Compiling Node Materials with Instances on Safari

[Evgeni_Popov]

Indeed, the first (bugged) fix was already for Babylon 5.0!

So, you will need 5.0 to have this fixed. For a hacky way to make it work in 4.2, you can overload the faulty function:

https://playground.babylonjs.com/#BXXQZZ#5