Fix column sorting in coin control dialog.
Fix column sorting in coin control dialog.

ppcoin/ppcoin,glv2/peerunity,ppcoin/ppcoin,glv2/peerunity,peercoin/peercoin,peercoin/peercoin,DigitalPandacoin/pandacoin,glv2/peerunity,DigitalPandacoin/pandacoin,peercoin/peercoin,peercoin/peercoin,DigitalPandacoin/pandacoin,glv2/peerunity,peercoin/peercoin,DigitalPandacoin/pandacoin,DigitalPandacoin/pandacoin,ppcoin/ppcoin,peercoin/peercoin,DigitalPandacoin/pandacoin,ppcoin/ppcoin