Release 1.3.9.
Release 1.3.9.

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