Errors

meta_yml_conforms_to_known_spec

Missing mandatory field, 'abstract' (abstract) [Validation: 1.4]

valid_signature

Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Mon 28 Nov 2011 08:10:32 AM JST
gpg:                using DSA key CEBF81286A2A7D39
gpg: Can't check signature: No public key