Add support for GET redirects to example application
Add support for GET redirects to example application

monomichael/omnipay-alipay,lokielse/omnipay-alipay,starlight36/omnipay-alipay,Traverler/omnipay-alipay,ericariyanto/omnipay,cesarmarinhorj/omnipay,cleverage/omnipay,cleverage/omnipay,thephpleague/omnipay,cesarmarinhorj/omnipay,ericariyanto/omnipay