Errors

use_warnings
Plack::Middleware::Auth::WebID, Web::ID::Util
valid_signature
Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Wed 09 May 2012 10:37:01 PM JST
gpg:                using DSA key CEBF81286A2A7D39
gpg: Can't check signature: No public key