Errors

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 17 Jul 2013 08:47:07 PM JST
gpg:                using RSA key 56C7CE291478089D
gpg: Can't check signature: No public key
--- SIGNATURE Wed Jul 17 20:47:08 2013
+++ 
@@ -1,4 +1,4 @@
-SHA1 39e46c45107f53b522ccf84cb945933e745680d3 Changes
+SHA1 b67af023531b5ffd6ca6b6c59c0c3c1e7e3542d7 Changes
 SHA1 39e56f206cadaf8bf6080a9145af2ed22c3f6556 MANIFEST
 SHA1 efe4bd6ee36dfce278895afa9fbcedd68d5125e0 MANIFEST.SKIP
 SHA1 6557ef6427d7c5e225c4eab371a0ef58f152e001 META.yml
==> MISMATCHED content between SIGNATURE and distribution files! <==