Sets the image for the for the Current Token. The image can come from several sources. It can come from a function that returns an asset id such as tblImage() or getTokenImage(). Or it could come from a Image Token.
setTokenImage(assetId)
setTokenImage(tokenImageName)
[h: setTokenImage(tblImage("elfImages", 1))][h: setTokenImage("image:Elf-Dead")]