Added progress smoothing test script.
Added progress smoothing test script.

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extra : convert_revision : svn%3A2327b42d-5241-43d6-9e2a-de5ac946f064%4057008

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extra : convert_revision : 0bb10555a51f0e345793641a17da60ca8d4625e9

heaths/psmsi,jkorell/psmsi,SamB/psmsi,jkorell/psmsi,heaths/psmsi,SamB/psmsi