This package is new at tug.ctan.org and within a day should be at your local mirror.
Thanks again, Jim Hefferon Saint Michael's College
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The following information was provided by our fellow contributor:
Name of contribution: luamplib Author's name: Elie Roux Location on CTAN: /macros/luatex/generic/luamplib Summary description: package to use metapost with the mplib library of LuaTeX License type: pd
Announcement text: ---------------------------------------------------------------------- luamplib allows to typeset metapost natively in you TeX files, with the mplib library of LuaTeX (in PDF mode only). You must have luatextra to use it. ----------------------------------------------------------------------
This package is located at http://tug.ctan.org/tex-archive/macros/luatex/generic/luamplib . More information is at http://tug.ctan.org/pkg/luamplib (if the package is new it may take a day for that information to appear). We are supported by the TeX Users Group http://www.tug.org . Please join a users group; see http://www.tug.org/usergroups.html .