- Only fail after all URLs are tried

- Move registration from servlet to manager and delay
- Fix plugin updates
- More logging

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

@@ -21,7 +21,7 @@ import net.i2p.update.*;
  *
  * @since 0.9.4
  */
-public class UpdateHandler implements Updater {
+class UpdateHandler implements Updater {
     private final I2PAppContext _context;
     private final UpdateManager _umgr;
     private final SnarkManager _smgr;