Add the ability to remove `logger.info` "Rasterizing image for faster rendering."

Reported by @MeyerBender and @LazDaria

> remove [[logger.info](http://logger.info/)](http://logger.info/)("Rasterizing image for faster rendering.") in utils (or at least give a verbose argument that is False by default)