Multi algorithm support [TEST]

✓ scrypt (Litecoin, Dogecoin, Feathercoin, etc..)
✓ scrypt:N (Vertcoin [VTC])
✓ sha256d (Bitcoin, Freicoin, Peercoin/PPCoin, Terracoin, etc..)
✓ x11 (Darkcoin [DRK], Hirocoin, Limecoin)
✓ x13 (Sherlockcoin, [ACE], [B2B], [GRC], [XHC], etc..)
✓ x14 (X14, Webcoin [WEB])
✓ x15 (RadianceCoin [RCE])
✓ cryptonight (Bytecoin [BCN], Monero)
✓ fresh (FreshCoin)