Fixing EXRImageReader canRead to accept scanline images.
Fixing EXRImageReader canRead to accept scanline images.

No idea why it didn't in the first place. I left the check for "" because I don't know why it was there...

goddardl/cortex,lento/cortex,appleseedhq/cortex,appleseedhq/cortex,appleseedhq/cortex,lento/cortex,goddardl/cortex,lento/cortex,goddardl/cortex,hradec/cortex,hradec/cortex,hradec/cortex