Qt: BIP38 dialog string updates
Qt: BIP38 dialog string updates

These strings had been copied from the sign/verify message dialog, and
seemed out of place. Updated with new strings that (to me) make more
sense.

Mrs-X/Darknet,Mrs-X/Darknet,Darknet-Crypto/Darknet,PIVX-Project/PIVX,benzmuircroft/REWIRE.io,PIVX-Project/PIVX,Darknet-Crypto/Darknet,Mrs-X/Darknet,npccoin/npccoin,PIVX-Project/PIVX,PIVX-Project/PIVX,PIVX-Project/PIVX,PIVX-Project/PIVX,PIVX-Project/PIVX,Darknet-Crypto/Darknet,PIVX-Project/PIVX,Darknet-Crypto/Darknet,Mrs-X/PIVX,benzmuircroft/REWIRE.io,Darknet-Crypto/Darknet,npccoin/npccoin,npccoin/npccoin,Mrs-X/PIVX,benzmuircroft/REWIRE.io,Mrs-X/Darknet,benzmuircroft/REWIRE.io,benzmuircroft/REWIRE.io,Mrs-X/PIVX,Darknet-Crypto/Darknet,Mrs-X/Darknet,npccoin/npccoin,npccoin/npccoin,npccoin/npccoin,Mrs-X/PIVX,Mrs-X/PIVX,Mrs-X/PIVX,PIVX-Project/PIVX,benzmuircroft/REWIRE.io,Mrs-X/Darknet