fixes after review

AABB_tree/doc/AABB_tree/Concepts/AABBRayIntersectionGeomTraits_2.h

@@ -38,6 +38,7 @@ public:
   typedef unspecified_type Construct_source_2;
 
   /*!
+    returns the `Construct_source_2` functor.
    */
   Construct_source_2 construct_source_2_object();
 
@@ -52,6 +53,7 @@ public:
   typedef unspecified_type  Construct_cartesian_const_iterator_2;
 
   /*!
+    returns the `Construct_cartesian_const_iterator_2` functor.
    */
   Construct_cartesian_const_iterator_2 construct_cartesian_const_iterator_2_object();
 
@@ -62,6 +64,7 @@ public:
   typedef unspecified_type Construct_vector_2;
 
   /*!
+    returns the `Construct_vector_2` functor.
    */
   Construct_vector_2 construct_vector_2_object();
 };

AABB_tree/doc/AABB_tree/Concepts/AABBRayIntersectionGeomTraits_3.h

@@ -37,6 +37,7 @@ public:
   typedef unspecified_type Construct_source_3;
 
   /*!
+    returns the `Construct_source_3` functor.
    */
   Construct_source_3 construct_source_3_object();
 
@@ -51,6 +52,7 @@ public:
   typedef unspecified_type  Construct_cartesian_const_iterator_3;
 
   /*!
+    returns the `Construct_cartesian_const_iterator_3` functor.
    */
   Construct_cartesian_const_iterator_3 construct_cartesian_const_iterator_3_object();
 
@@ -61,6 +63,7 @@ public:
   typedef unspecified_type Construct_vector_3;
 
   /*!
+    returns the `Construct_vector_3` functor.
    */
   Construct_vector_3 construct_vector_3_object();
 };

AABB_tree/doc/AABB_tree/Concepts/AABBRayIntersectionTraits.h

@@ -37,6 +37,7 @@ public:
   typedef unspecified_type Construct_source;
 
   /*!
+    returns the `Construct_source` functor.
    */
   Construct_source construct_source_object();
 
@@ -51,6 +52,7 @@ public:
   typedef unspecified_type  Construct_cartesian_const_iterator;
 
   /*!
+    returns the `Construct_cartesian_const_iterator` functor.
    */
   Construct_cartesian_const_iterator construct_cartesian_const_iterator_object();
 
@@ -61,6 +63,7 @@ public:
   typedef unspecified_type Construct_vector;
 
   /*!
+    returns the `Construct_vector` functor.
    */
   Construct_vector construct_vector_object();