updated docs

docs/docs/algorithms.xml

@@ -50,6 +50,7 @@
          <item nolink="true">
             <name>Geometry</name>
             <sub>
+               <item>border_enumerator</item> 
                <item>rectangle</item> 
                <item>vector</item> 
                <item>point</item> 
@@ -235,6 +236,19 @@
          </description>
       </component>
             
+   <!-- ************************************************************************* -->
+      
+      <component>
+         <name>border_enumerator</name>
+         <file>dlib/geometry.h</file>
+         <spec_file>dlib/geometry/border_enumerator_abstract.h</spec_file>
+         <description>
+            This object is an <a href="containers.html#enumerable">enumerator</a> 
+            over the border <a href="#point">points</a> of a 
+            <a href="#rectangle">rectangle</a>.
+         </description>
+      </component>
+            
    <!-- ************************************************************************* -->
       
       <component>

docs/docs/term_index.xml

@@ -103,6 +103,7 @@
          <term file="algorithms.html" name="disjoint_subsets"/>
          <term link="algorithms.html#disjoint_subsets" name="union-find"/>
          <term file="algorithms.html" name="rectangle"/>
+         <term file="algorithms.html" name="border_enumerator"/>
          <term file="algorithms.html" name="edge"/>
          <term file="algorithms.html" name="is_join_tree"/>
          <term file="algorithms.html" name="create_join_tree"/>