added note to current and future maintainers to please make this as
lightweight as possible (as it is right now).
Boost.Phoenix:
    - Adding boost::phoenix::expression::function, aliasing
      boost::phoenix::detail::expression::function_eval, this makes the example
      compile again
add support for transform environment with slots for key/value pairs
qualify calls to phoenix::env to avoid name lookup clashes with proto::env on gcc
Phoenix: updating for recent changes to Proto
jamfile and wave.cfg tweaks for easier and better phoenix preprocessing
don't use proto::detail::pass_through_impl directly
fix a great many decltype result_of bugs. more remain
add missing includes
fix more phoenix decltype-result_of bugs
avoid msvc-9.0 adl bug by qualifying calls