Merge pull request #6 from billr578/master

[RFR] - Check status message on failure
allow for the setting of an SSL verify mode
fix errant namespace
bump version
replacing deprecated signature version 1 with signature version 2
adding a few tests for signature version 2
Merge pull request #8 from mypunchbowl/master

Updated to Signature Version 2
use URI encoding instead of CGI escape