apt-utils 1.0.9.7ubuntu3 (amd64 binary) in ubuntu vivid

 This package contains some less used commandline utilities related
 to package management with APT.
 .
  * apt-extracttemplates is used by debconf to prompt for configuration
    questions before installation.
  * apt-ftparchive is used to create Packages and other index files
    needed to publish an archive of debian packages
  * apt-sortpkgs is a Packages/Sources file normalizer.