Fixing linker issues for subdivision algorithms

I honestly do not know what I thought when I wrote the corresponding
CMake file...

It is truly a marvel that this used to work at all.

SubdivisionAlgorithms/CMakeLists.txt

@@ -5,6 +5,14 @@ SET(	SUBDIVISION_ALGORITHMS_SRC
 	DooSabin.cpp
 	Liepa.cpp
 	Loop.cpp
+  # Add mesh library dependency explicitly here in order to prevent
+  # linker problems.
+  ../directed_edge.cpp
+  ../edge.cpp
+  ../face.cpp
+  ../mesh.cpp
+  ../v3ctor.cpp
+  ../vertex.cpp
 )
 
 ADD_LIBRARY(SubdivisionAlgorithms SHARED ${SUBDIVISION_ALGORITHMS_SRC})