dgud/wings — pull request #78 by ggaliens (2014-09-27 18:19:51+00:00)
Title: Make the justification of the floating columns , prefs based.

Old justification used math:log10 and would ERROR when values were ZERO.

This also adds Perimeter using the most common 3D interpretation of perimeter, which is the sum of all edge lengths for the mesh.