merge of '4e478ff8494e308808d6df2c47e368ac3aeb61aa'

build.xml

core/java/src/net/i2p/crypto/SHA256Generator.java

core/java/src/net/i2p/data/DataHelper.java

core/java/src/net/i2p/data/RouterAddress.java

core/java/src/net/i2p/data/RouterInfo.java

history.txt

router/java/src/net/i2p/data/i2np/I2NPMessageImpl.java

router/java/src/net/i2p/router/RouterVersion.java

...ter/networkdb/kademlia/KademliaNetworkDatabaseFacade.java

...et/i2p/router/networkdb/kademlia/PersistentDataStore.java

router/java/src/net/i2p/router/tunnel/FragmentHandler.java