Redirect with preflight


PASS Should allow redirect 301 after succesful (200) preflight 
PASS Should allow redirect 302 after succesful (200) preflight 
PASS Should allow redirect 303 after succesful (200) preflight 
PASS Should allow redirect 307 after succesful (200) preflight 
PASS Should allow redirect 308 after succesful (200) preflight