Remove the dubious primary keys check. Not clear it's useful or valid.
-rw-r--r-- Build.PL
-rw-r--r-- Changes
-rw-r--r-- MANIFEST
-rw-r--r-- MANIFEST.SKIP
-rw-r--r-- META.yml
-rw-r--r-- Makefile.PL
-rw-r--r-- README
drwxr-xr-x lib
drwxr-xr-x script
drwxr-xr-x t