Added transforms.writeAssetsToStdout.
Added transforms.writeAssetsToStdout.

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