mozilla/MozStumbler — pull request #996 by cascheberg (2014-10-13 19:23:05+00:00)
Title: Use different color for points with no data

Currently, points that have WiFi and cell data are drawn in green, just as well as points that have no observed network data. This changes it so that points with no observed network data are drawn in gray.
This needs #991 to work well.