message: Constructor with Graph for TensorFlowInferenceInterface
  Added a new Constructor with `Graph` object only, it will be very useful when user is doing some custom graph loading.
  Signature:
  `public TensorFlowInferenceInterface(Graph g)`
diff: @@ -160,6 +160,22 @@ public class TensorFlowInferenceInterface {
  }
  }
  + /*
  + * Construct a TensorFlowInferenceInterface with provided Graph
  + *
  + * @param g The Graph to use to construct this interface.
  + */
  + public TensorFlowInferenceInterface(Graph g) {
  + prepareNativeRuntime();
  +
  + // modelName is redundant here, here is for
  + // avoiding error in initialization as modelName is marked final.
  + this.modelName = "";
  + this.g = g;
  + this.sess = new Session(g);
  + this.runner = sess.runner();
  + }
  +
  /**
  * Runs inference between the previously registered input nodes (via feed*) and the requested
  * output nodes. Output nodes can then be queried with the fetch* methods.
  