- Command `install` add support for downloading code from code.google.com, launchpad.net, bitbucket.org; hopefully, support user sources for downloading tarballs.
- After downloaded all packages in bundles or snapshots, need to check if all dependencies have been downloaded as well.
- Develop user source API server template application to support user sources in bundles.
- Add bundle and snapshot parser code for downloading by bundle or snapshot id.