Add QuickBook docs to the global Boost docs under the Tools section.

[SVN r31688]

doc/Jamfile.v2

@@ -19,6 +19,7 @@ boostbook doc : src/boost.xml
      <dependency>../libs/xpressive/doc//xpressive
      <dependency>../more/whos_using//using
      <dependency>../tools/jam/doc//bjam
+     <dependency>../tools/quickbook/doc//quickbook
      
      ## Add path references to the QuickBook generated docs...
      
@@ -31,6 +32,7 @@ boostbook doc : src/boost.xml
      <implicit-dependency>../libs/xpressive/doc//xpressive
      <implicit-dependency>../more/whos_using//using
      <implicit-dependency>../tools/jam/doc//bjam
+     <implicit-dependency>../tools/quickbook/doc//quickbook
      
      <xsl:param>boost.libraries=../../libs/libraries.htm
     ;

doc/src/boost.xml

@@ -763,6 +763,7 @@
     </para>
 
     <xi:include href="../../tools/boostbook/doc/boostbook.xml"/>
+    <xi:include href="quickbook.xml"/>
     <xi:include href="bjam.xml"/>
     <xi:include href="../../tools/build/v2/doc/src/userman.xml"/>
   </part>

tools/quickbook

@@ -1 +1 @@
-Subproject commit 4df2189827c19c556d1957ae0d9d6b4f4771359d
+Subproject commit d3918712e08eac40d2936abc2d91281cf49e760e