alexrj/Slic3r — pull request #449 by olasd (2012-06-14 11:46:19+00:00)
Title: Fix Slic3r::Polygon's boost_linestring method to properly close the polygon

This prevented Slic3r from detecting some bridge supporting edges
(basically, if that edge was the last one in the contour). This
addresses some of the bridge detection issues (#414, #358).