The following information was provided by the package's contributor.
Name of contribution: datatool
Author's name: Nicola Talbot
Package version: 2.10
Location on CTAN: macros/latex/contrib/datatool/
Summary description: Tools to load and manipulate data
License type: lppl
Announcement text given by the package's contributor:
v2.10 (2012/07/18):
Users may view the package catalogue entry at
http://mirror.ctan.org/help/Catalogue/entries/datatool.html
or they may browse the package directory at
http://mirror.ctan.org/macros/latex/contrib/datatool/
thanks for the upload; i have installed the new version and updated the
catalogue repository.