@Override
  public void init(ProcessingEnvironment processing) {
    delegate.init(processing);
  }
Proxy processor to overcome eclipse class loading problems which renders our workarounds
for Eclipse bugs and quirks useless. When the condition is not detected we try to use direct
delegation to {@code org.immutables.value.processor.Processor}.
value-processor/src/org/immutables/processor/ProxyProcessor.java