It is impossible to send in itunesconnect new version of the application. Although last week, the same version send happened. In the code, I just changed the name of a
Check out this slick solution on Daniel Kennett's blog - it worked perfectly for me with the SpritzSDK, which I had similar issues with.
He supplies a script you can drop-in to your build phases to strip out the unwanted architectures as a last step - doesn't break the simulator, and iTunesConnect approved my upload as well on the first try.
http://ikennd.ac/blog/2015/02/stripping-unwanted-architectures-from-dynamic-libraries-in-xcode/