* Clock: Cleanups and javadocs

...ng/java/src/net/i2p/client/streaming/I2PSocketEepGet.java

...outerconsole/java/src/net/i2p/router/web/NewsFetcher.java

...le/java/src/net/i2p/router/web/UnsignedUpdateHandler.java

...terconsole/java/src/net/i2p/router/web/UpdateHandler.java

core/java/src/net/i2p/time/Timestamper.java

core/java/src/net/i2p/util/Clock.java

core/java/src/net/i2p/util/EepGet.java

router/java/src/net/i2p/router/RouterClock.java

...er/java/src/net/i2p/router/networkdb/reseed/Reseeder.java

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

...ava/src/net/i2p/router/transport/ntcp/EstablishState.java

.../java/src/net/i2p/router/transport/udp/PacketHandler.java

router/java/src/net/i2p/router/util/RFC822Date.java