Core: type arguments, unused imports

core/java/src/net/i2p/I2PAppContext.java

core/java/src/net/i2p/app/ClientApp.java

core/java/src/net/i2p/client/ClientWriterRunner.java

core/java/src/net/i2p/client/I2PSessionDemultiplexer.java

core/java/src/net/i2p/client/I2PSessionImpl.java

core/java/src/net/i2p/client/I2PSessionImpl2.java

core/java/src/net/i2p/client/I2PSessionMuxedImpl.java

core/java/src/net/i2p/client/MessageState.java

...ava/src/net/i2p/client/RequestLeaseSetMessageHandler.java

core/java/src/net/i2p/client/SessionIdleTimer.java

...ava/src/net/i2p/client/naming/BlockfileNamingService.java

core/java/src/net/i2p/client/naming/DummyNamingService.java

core/java/src/net/i2p/client/naming/EepGetNamingService.java

...java/src/net/i2p/client/naming/HostsTxtNamingService.java

core/java/src/net/i2p/client/naming/MetaNamingService.java

core/java/src/net/i2p/client/naming/NamingService.java

...va/src/net/i2p/client/naming/SingleFileNamingService.java

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

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

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