updated the docs

--HG--
extra : convert_revision : svn%3Afdd8eb12-d10e-0410-9acb-85c331704f74/trunk%403339

docs/docs/metaprogramming.xml

@@ -42,6 +42,7 @@
          <item>noncopyable</item>
          <item>enable_if</item>
          <item>is_graph</item>
+         <item>is_rand</item>
          <item>is_matrix</item>
          <item>is_std_vector</item>
          <item>is_directed_graph</item>
@@ -328,6 +329,19 @@
          
       </component>
       
+   <!-- ************************************************************************* -->
+      
+      <component>
+         <name>is_rand</name>
+         <file>dlib/is_kind.h</file>
+         <spec_file link="true">dlib/is_kind.h</spec_file>
+         <description>
+            This is a template where is_rand&lt;T&gt;::value == true when T
+            is a <a href="algorithms.html#rand">rand</a> object.
+         </description>
+         
+      </component>
+      
    <!-- ************************************************************************* -->
       
       <component>

docs/docs/term_index.xml

@@ -336,6 +336,7 @@
          <term link="metaprogramming.html#portability_macros" name="portability macros"/>
          <term file="metaprogramming.html" name="static_switch"/>
          <term file="metaprogramming.html" name="is_graph"/>
+         <term file="metaprogramming.html" name="is_rand"/>
          <term file="metaprogramming.html" name="is_matrix"/>
          <term file="metaprogramming.html" name="is_std_vector"/>
          <term file="metaprogramming.html" name="is_directed_graph"/>