Polygon: 
Merging Polygon with Voronoi library.
Adding Boost.Polygon segment concept.
Adding Voronoi tests.
Adding Boost.Polygon segment concept/data/traits tests.
Polygon: Fixing test targets failing on trunk.
Polygon: Fixed segment concept intersects method. Updating tests. Fixing test targets failing on trunk.
Polygon: Fixing trunk test targets.
Polygon: Merging Voronoi examples and benchmarks from sandbox to trunk.
Polygon: fixing Boost.Polygon warnings; replacing on_above_or_below with orientation method; updating tests.
Polygon: fixing trunk test targets errors.
Polygon: fixing voronoi static construction template methods (AIX IBM Canada Ltd.).
Polygon: replacing exponent accessor structure of the voronoi coordinate types with calls to the frexp/ldexp.
Polygon: fixing failing trunk test targets, removing trailing whitespaces from headers.
Polygon: fixing Sandia-pgi-11.9 trunk test target.
Polygon: fixing Boost.Polygon trunk test failures.
Polygon: updating documentation.
Polygon: fixing Voronoi benchmark image links.
Polygon: fixing Boost.Inspect errors detected in sources.
Polygon: fixing Boost.Inspect documentation errors.
Polygon: fixing broken links in the documentation.
Polygon: removed data member from Voronoi primitives; added color member instead; removed size template parameter from the extended_int class methods.
Polygon: moving from index to sorted_index for the site events.
Polygon: adding initial_index to the Voronoi builder API.