Add readme to explain the different examples in LCC.

.gitattributes

@@ -2027,6 +2027,7 @@ Linear_cell_complex/dont_submit -text
 Linear_cell_complex/examples/Linear_cell_complex/CMakeLCCViewerQt.inc -text
 Linear_cell_complex/examples/Linear_cell_complex/CMakeLCCViewerVtk.inc -text
 Linear_cell_complex/examples/Linear_cell_complex/CMakeLists.txt -text
+Linear_cell_complex/examples/Linear_cell_complex/README.txt -text
 Linear_cell_complex/examples/Linear_cell_complex/data/graph.txt -text
 Linear_cell_complex/examples/Linear_cell_complex/data/points_2 -text
 Linear_cell_complex/examples/Linear_cell_complex/data/points_3 -text

Linear_cell_complex/examples/Linear_cell_complex/README.txt

@@ -0,0 +1,29 @@
+Examples for Linear_cell_complex package:
+=========================================
+
+* linear_cell_complex_3.cpp
+  linear_cell_complex_3_with_colored_vertices.cpp
+  linear_cell_complex_4.cpp
+
+  Three "basic" examples, detailled in the user manual.
+
+
+* plane_graph_to_lcc_2.cpp
+
+  Program allowing to transform a planar graph into a 2D linear cell complex.
+
+
+* linear_cell_complex_3_triangulation.cpp
+
+  Example showing how to triangulate a face of a Linear_cell_complex, 
+  using CGAL::Constrained_Delaunay_triangulation_2.
+
+
+* voronoi_2.cpp
+
+  Example showing how to compute 2D voronoi diagram of a set of 2D points.
+
+
+* voronoi_3.cpp
+
+  Example showing how to compute 3D voronoi diagram of a set of 3D points.