* boost/graph/properties.hpp (property_traits<default_color_type>{}): Add 'reference' typedef. [SVN r17765]
@@ -1 +1 @@
-Subproject commit a1d45dfb0b37bc77b404966331fa08c0569ebe4e
+Subproject commit c62a911429e8f54c8c95a288dfa97b14f5fe01c5
Vladimir Prus