lint redundant cast all over

...gui/src/net/i2p/desktopgui/util/ConfigurationManager.java

apps/i2psnark/java/src/org/klomp/snark/Peer.java

apps/i2psnark/java/src/org/klomp/snark/TrackerInfo.java

...2psnark/java/src/org/klomp/snark/web/I2PSnarkServlet.java

...erconsole/java/src/net/i2p/router/web/TunnelRenderer.java

...g/java/src/net/i2p/client/streaming/impl/PacketQueue.java

apps/susimail/src/src/i2p/susi/webmail/RequestWrapper.java

apps/susimail/src/src/i2p/susi/webmail/WebMail.java

...usimail/src/src/org/mortbay/servlet/MultiPartRequest.java

core/java/src/gnu/crypto/prng/FortunaStandalone.java

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

core/java/src/net/metanotion/io/block/BlockFile.java

router/java/src/net/i2p/router/InNetMessagePool.java

router/java/src/net/i2p/router/MultiRouter.java

.../src/net/i2p/router/dummy/DummyNetworkDatabaseFacade.java

router/java/src/net/i2p/router/dummy/VMCommSystem.java

...er/java/src/net/i2p/router/startup/LoadClientAppsJob.java

router/java/src/net/i2p/router/time/NtpClient.java

...va/src/net/i2p/router/transport/CommSystemFacadeImpl.java

...uter/transport/udp/TimedWeightedPriorityMessageQueue.java