Fixed SVG Content-Type.
Fixed SVG Content-Type.

papandreou/assetgraph,slang800/assetgraph,papandreou/assetgraph,jscinoz/assetgraph,slang800/assetgraph,jscinoz/assetgraph,papandreou/assetgraph,jscinoz/assetgraph,assetgraph/assetgraph