[boost] MPL: remove.hpp needs apply.hpp

From: Giovanni Bajo (giovannibajo_at_[hidden])
Date: 2003-04-10 22:30:48

Hello,

boost/mpl/remove.hpp needs boost/mpl/apply.hpp, but doesn't explicitally
include it, resulting in a compilation error if the first header is used
directly (as I usually do).

Thanks
--
Giovanni Bajo