add adobe boost gil numeric extension

* from gh_corrections branch - svn [21271](https://isrsvn.usurf.usu.edu/trac/isr/changeset/21271)
* merged to trunk - svn [21777](https://isrsvn.usurf.usu.edu/trac/isr/changeset/21777/)

added to gh_corrections branch with comment:
> adding adobe/boost gil files for wavelet transform code for GH image processing

boost 1.49
* [commit](https://github.com/smanders/boost-svn/commit/7b38c600dff3d4bb3b8b80dac0e2ec5d4e2f63e9) 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)