Compiler error fix

Closes #18 (closed)

src/OpenMesh/Core/Mesh/PolyConnectivity.cc

@@ -135,7 +135,8 @@ PolyConnectivity::add_face(const VertexHandle* _vertex_handles, size_t _vhs_size
edgeData_.resize(n);
next_cache_.resize(6*n);
}
-  int next_cache_count = 0;
+
+  size_t next_cache_count = 0;
// don't allow degenerated faces
assert (n > 2);