Don't mention --v2. It's gone

[SVN r36609]

v2/doc/src/install.xml

@@ -159,16 +159,6 @@ boost-build <replaceable>/path/to/boost.build</replaceable> ;
       </listitem>
     </itemizedlist>
 
-  <para><emphasis role="bold">N.B.</emphasis>
-  When <command>bjam</command> is invoked from anywhere in the Boost
-  directory tree <emphasis>other than</emphasis> the Boost.Build root
-  and its subdirectories, <ulink url="../../tools/build/index.html">Boost.Build
-  v1</ulink> is used by default. To override the default and use
-  Boost.Build v2, you have to add the <option>--v2</option> command
-  line option to all <command>bjam</command> invocations.</para>
-
-      
-
         <bridgehead>Information for distributors</bridgehead>
 
         <para>