PoS: Checkout fails , Invalid Signature Proof

[faberto]

Following #517

The Checkout is still broken.

LogNative.js:46 [W 10:12:05] SignatureProof: Invalid SignatureProof - signature is invalid LogNative.js:46 [W 10:12:05] Transaction: Invalid for sender Transaction{sender=B1p2zUnwRnYJoJ9GZ1KEI9JeX3w=, recipient=AAAAAAAAAAAAAAAAAAAAAAAAAAA=, value=314000, fee=0, validityStartHeight=9028530, networkId=1}

https://jsfiddle.net/yg079fcr/

[sisou]

Fixed by 41f522d. I was unablet to test it so far, as the popup always crashes for me when sending the tx.