Merge pull request #366 from rsksmart/unused-import

Remove unused import

Author: marcos-iov

src/main/java/co/rsk/federate/FedNodeRunner.java

@@ -57,7 +57,6 @@
 import co.rsk.peg.btcLockSender.BtcLockSenderProvider;
 import co.rsk.peg.pegininstructions.PeginInstructionsProvider;
 import org.bitcoinj.core.Context;
-import org.bouncycastle.util.encoders.Hex;
 import org.ethereum.crypto.ECKey;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;