add a use-project for the wave tool

Jamroot

@@ -248,6 +248,7 @@ for local l in $(all-libraries)
 }
 
 use-project /boost/tools/inspect : tools/inspect/build ;
+use-project /boost/libs/wave/tool : libs/wave/tool/build ;
 
 # This rule should be called from libraries' Jamfiles and will create two
 # targets, "install" and "stage", that will install or stage that library. The