This commit also updates the respective mock-headers when the
corresponding .tex documentation has changed. This has been the case for:
AABB_tree/doc_tex/AABB_tree_ref/AABBGeomTraits.tex
AABB_tree/doc_tex/AABB_tree_ref/AABBTraits.tex
AABB_tree/doc_tex/AABB_tree_ref/AABB_traits.tex
Mesh_3/doc_tex/Mesh_3_ref/parameters_features.tex
Mesh_3/doc_tex/Mesh_3_ref/parameters_no_features.tex
Number_types/doc_tex/NumberTypeSupport_ref/Interval_nt.tex
Number_types/doc_tex/NumberTypeSupport_ref/Lazy_exact_nt.tex
Spatial_searching/doc_tex/Spatial_searching_ref/Search_traits_2.tex
Spatial_searching/doc_tex/Spatial_searching_ref/Search_traits_3.tex
Triangulation_2/doc_tex/Triangulation_2_ref/Constrained_Delaunay_triangulation_2.tex