ui-macos/bits/runpython.do: skip ppc64 architecture.
ui-macos/bits/runpython.do: skip ppc64 architecture.

I don't have a Mac that can build it.  Hopefully ppc will run fine on ppc64.

mheiges/sshuttle,xtaran/sshuttle,michaelcontento/sshuttle,loadlj/sshuttle,cgundogan/sshuttle,michaelcontento/sshuttle,CasparLi/sshuttle,mralexgray/sshuttle,brianmay/sshuttle,ru-faraon/sshuttle,sshuttle/sshuttle,CasparLi/sshuttle,sekka1/sshuttle,michaelcontento/sshuttle,fastly/sshuttle,guiquanz/sshuttle,mheiges/sshuttle,sekka1/sshuttle,dxq-git/sshuttle,GrimDerp/sshuttle,fastly/sshuttle,v2e4lisp/sshuttle,dushmis/sshuttle,zabracks/sshuttle,zabracks/sshuttle,sekka1/sshuttle,loadlj/sshuttle,brianmay/sshuttle,xtaran/sshuttle,dushmis/sshuttle,brianmay/sshuttle,bitmonk/sshuttle,bitmonk/sshuttle,luthfihm/sshuttle,luthfihm/sshuttle,shaunstanislaus/sshuttle,dxq-git/sshuttle,v2e4lisp/sshuttle,vStone/sshuttle,cgundogan/sshuttle,apenwarr/sshuttle,bitmonk/sshuttle,guiquanz/sshuttle,mralexgray/sshuttle,shaunstanislaus/sshuttle,ru-faraon/sshuttle,ru-faraon/sshuttle,GrimDerp/sshuttle,v2e4lisp/sshuttle,mheiges/sshuttle,dxq-git/sshuttle,CasparLi/sshuttle,sshuttle/sshuttle,shaunstanislaus/sshuttle,fastly/sshuttle,brianmay/sshuttle,zabracks/sshuttle,dushmis/sshuttle,loadlj/sshuttle,apenwarr/sshuttle,vStone/sshuttle,vStone/sshuttle,mralexgray/sshuttle,cgundogan/sshuttle,luthfihm/sshuttle,xtaran/sshuttle,guiquanz/sshuttle,GrimDerp/sshuttle