Boostbook: merge from trunk.

- Handle more doxygen: \see, tparam, ref (for classes only).
- Modify handling of note so it works for classes as well as functions.
- Automate doxygen test.
- Suppress inspect warning for directory name containing a dot.


[SVN r71882]

tools/boostbook

@@ -1 +1 @@
-Subproject commit 68ed9a4d3c9783fa84872cfc0ff819e422dbc83e
+Subproject commit 697fae8883d33428e15b2dbf4591e02df599bc3d