Disable autolinking with V2.

[SVN r23778]

Jamfile.v2

@@ -11,6 +11,9 @@
 
 project boost
     : requirements <include>$(BOOST_ROOT)
+      # disable auto-linking for all targets here,
+      # primarily because it caused troubles with V2
+      <define>BOOST_ALL_NO_LIB=1
     : usage-requirements <include>$(BOOST_ROOT)
     : build-dir bin.v2	
     ;