Fix package for new "filter"

apps/jetty/java/src/net/i2p/jetty/JettyStart.java

@@ -31,6 +31,7 @@ import java.util.Properties;
 import net.i2p.I2PAppContext;
 import net.i2p.app.*;
 import static net.i2p.app.ClientAppState.*;
+import net.i2p.servlet.filters.XI2PLocationFilter;
 import net.i2p.util.FileUtil;
 import net.i2p.util.I2PAppThread;
 import net.i2p.util.PortMapper;

apps/jetty/java/src/net/i2p/servlet/filters/XI2PLocationFilter.java

-package net.i2p.jetty;
+package net.i2p.servlet.filters;
 
 import java.io.IOException;
 import java.io.File;