ZF-6643: Signature version should be upgraded ASAP


According to Amazon's docs, version 0 and 1 of the signature methods are deprecated. These methods will no longer be accepted after 9/2009: http://developer.amazonwebservices.com/connect/….



I was just about to come in and add this myself as I knew about it for the past few weeks. I'll work on getting this in 1.8.2.

This was fixed with r15647