template typename bug in tri_tri

Former-commit-id: dd33f3dd45ee85bd3bfb2e010c82252d96bfd053

include/igl/triangle_triangle_adjacency.cpp

@@ -136,8 +136,8 @@ template <
   }
   // E2E[i] --> {j,k,...} means face edge i corresponds to other faces edges j
   // and k
-  TT.resize (m,vector<vector<Index> >(F.cols()));
-  TTi.resize(m,vector<vector<Index> >(F.cols()));
+  TT.resize (m,vector<vector<TIIndex> >(F.cols()));
+  TTi.resize(m,vector<vector<TTiIndex> >(F.cols()));
   for(int e = 0;e<E.rows();e++)
   {
     const Index i = E(e,0);