Errors

proper_libs
profiles/default/Module.pm
valid_signature
Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Thu 27 Feb 2014 02:47:30 AM JST
gpg:                using DSA key 6B838740014CD747
gpg: Can't check signature: No public key