Welcome to the Q&A Forum

Yeah, I think you are right. I am glad I checked 301 on WMT just to make sure there are no issues with the 301 redirect. Cheers, C

Seems like Google does interpret "Post: "Googlebot may now perform POST requests when we believe it’s safe and appropriate." http://googlewebmastercentral.blogspot.com/2011/11/get-post-and-safely-surfacing-more-of.html