Renamed digitalcoin to franko
Rename digitalcoin to franko.
Merge remote-tracking branch 'upstream/master' (digitalcoin)

Conflicts:
	core/src/main/resources/com/google/bitcoin/crypto/mnemonic/wordlist/english.txt
	core/src/main/resources/com/google/digitalcoin/crypto/mnemonic/wordlist/english.txt
	core/src/main/resources/com/google/franko/crypto/mnemonic/wordlist/english.txt
	examples/src/main/java/com/google/bitcoin/examples/DumpWallet.java
	examples/src/main/java/com/google/bitcoin/examples/ExamplePaymentChannelClient.java
	examples/src/main/java/com/google/bitcoin/examples/ExamplePaymentChannelServer.java
	examples/src/main/java/com/google/bitcoin/examples/FetchBlock.java
	examples/src/main/java/com/google/bitcoin/examples/FetchTransactions.java
	examples/src/main/java/com/google/bitcoin/examples/ForwardingService.java
	examples/src/main/java/com/google/bitcoin/examples/PeerMonitor.java
	examples/src/main/java/com/google/bitcoin/examples/PrintPeers.java
	examples/src/main/java/com/google/bitcoin/examples/PrivateKeys.java
	examples/src/main/java/com/google/bitcoin/examples/RefreshWallet.java
	examples/src/main/java/com/google/digitalcoin/examples/DumpWallet.java
	examples/src/main/java/com/google/digitalcoin/examples/ExamplePaymentChannelClient.java
	examples/src/main/java/com/google/digitalcoin/examples/ExamplePaymentChannelServer.java
	examples/src/main/java/com/google/digitalcoin/examples/FetchBlock.java
	examples/src/main/java/com/google/digitalcoin/examples/FetchTransactions.java
	examples/src/main/java/com/google/digitalcoin/examples/ForwardingService.java
	examples/src/main/java/com/google/digitalcoin/examples/PeerMonitor.java
	examples/src/main/java/com/google/digitalcoin/examples/PrintPeers.java
	examples/src/main/java/com/google/digitalcoin/examples/PrivateKeys.java
	examples/src/main/java/com/google/digitalcoin/examples/RefreshWallet.java
	examples/src/main/java/com/google/franko/examples/DumpWallet.java
	examples/src/main/java/com/google/franko/examples/ExamplePaymentChannelClient.java
	examples/src/main/java/com/google/franko/examples/ExamplePaymentChannelServer.java
	examples/src/main/java/com/google/franko/examples/FetchBlock.java
	examples/src/main/java/com/google/franko/examples/FetchTransactions.java
	examples/src/main/java/com/google/franko/examples/ForwardingService.java
	examples/src/main/java/com/google/franko/examples/PeerMonitor.java
	examples/src/main/java/com/google/franko/examples/PrintPeers.java
	examples/src/main/java/com/google/franko/examples/PrivateKeys.java
	examples/src/main/java/com/google/franko/examples/RefreshWallet.java