Update the manifest.
Add the shapefile which has no shapes.

Signed-off-by: Shawn Laffan <shawnlaffan@gmail.com>
Update Makefile.PL
Add metamerge details so the repo will be linked to from metacpan etc.
Stop checking if we are >5.005 for AUTHOR and ABSTRACT_FROM fields.
Add List::Util to the dependency list.

Signed-off-by: Shawn Laffan <shawnlaffan@gmail.com>