Extend the Rss test to include external assets.
Adapt RSS test case
Update assetgraph to 1.6.34.
Merge pull request #130 from assetgraph/bs-rss-relations

Extend the Rss test to include external assets.
1.8.53
Make buildProduction follow HtmlAnchors to local files
Refactor moveAssetsInOrder in buildProduction to avoid circular reference errors in dependency graphs where Html assets are circular linked with HtmlAnchors