Use correct MIME type for SVG.
Use correct MIME type for SVG.

mihailim/image_optim,toy/image_optim,weheartit/image_optim,ramiroaraujo/image_optim,toy/image_optim,weheartit/image_optim,mihailim/image_optim,mihailim/image_optim,ramiroaraujo/image_optim,ramiroaraujo/image_optim,weheartit/image_optim,toy/image_optim