Merge pull request bitcoin#917 from milczarekIT/bip0039-add-Java-reference

Added reference to Java implementation for BIP-39

Author: luke-jr

bip-0039.mediawiki

@@ -156,6 +156,9 @@ JavaScript:
 * https://github.com/bitpay/bitcore-mnemonic
 * https://github.com/bitcoinjs/bip39 (used by [[https://github.com/blockchain/My-Wallet-V3/blob/v3.8.0/src/hd-wallet.js#L121-L146|blockchain.info]])
 
+Java:
+* https://github.com/bitcoinj/bitcoinj/blob/master/core/src/main/java/org/bitcoinj/crypto/MnemonicCode.java
+
 Ruby:
 * https://github.com/sreekanthgs/bip_mnemonic