EepGet: Fixes after URL to URI conversion

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

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

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

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