Jamfile.v2: Add dependency for tribool library

src/boost.xml: Add link to tribool documentation


[SVN r23457]

doc/Jamfile.v2

@@ -6,4 +6,5 @@ import boostbook : boostbook ;
 # documentation
 boostbook doc : src/boost.xml 
     : <dependency>../libs/program_options/doc//autodoc.xml 
+      <dependency>../libs/logic/doc//reference.xml
     ;

doc/src/boost.xml

@@ -697,6 +697,8 @@
      </libraryinfo>
    </library>
 
+   <xi:include href="../../libs/logic/doc/tribool.boostbook"/>
+
    <library name="Tuple" dirname="tuple" html-only="1">
      <libraryinfo>
        <author>