mods to boost range

* algorithm/transform.hpp: svn [21777](https://isrsvn.usurf.usu.edu/trac/isr/changeset/21777#file12)

boost 1.49
* [commit](https://github.com/smanders/boost-svn/commit/f72fdc3140a13ab989d954d7608626df933e672c) where we applied this to boost 1.49
* all boost 1.49 [patch commits](https://github.com/smanders/boost-svn/commits/sdl_1_49_0)