Polygon: merging fix of bug #8197 with release branch.

[SVN r85055]
Polygon: Merging trunk into the release branch.

[SVN r86009]
Comment out reference to missing test file that was preventing release testing from progressing.

[SVN r86094]
Polygon: Merging updates to the benchmark.

[SVN r86220]
Polygon: fixing (site, circle) and (circle, circle) comparison.


[SVN r86223]