Use extendscript-es5-shim

[ff6347]

We should move ASAP from https://github.com/fabianmoronzirfas/extendscript.prototypes to https://github.com/ExtendScript/extendscript-es5-shim as soon as it is set up

[vogelino]

I agree with that! Having everything under the @ExtendScript organization is a good idea!

[ff6347]

Finally this can be closed. Thanks to @lumenn