message: Update deepfm network config
diff: "sparse_embedding_hparam": {
  "vocabulary_size": 1737710,
  "load_factor": 0.75,
  - "embedding_vec_size": 17,
  + "embedding_vec_size": 11,
  "combiner": 0
  }
  },
  "type": "Reshape",
  "bottom": "sparse_embedding1",
  "top": "reshape1",
  - "leading_dim": 17
  + "leading_dim": 11
  },
  {
  "name": "slice1",
  "type": "Slice",
  "bottom": "reshape1",
  - "ranges": [[0,16], [16,17]],
  + "ranges": [[0,10], [10,11]],
  "top": ["slice11", "slice12"]
  },
  "type": "Reshape",
  "bottom": "slice11",
  "top": "reshape2",
  - "leading_dim": 416
  + "leading_dim": 260
  },
  {
  "name": "multiply1",
  "type": "Multiply",
  "bottom": "slice21",
  - "weight_dims": [13, 16],
  + "weight_dims": [13, 10],
  "top": "multiply1"
  },
  "name": "slice3",
  "type": "Slice",
  "bottom": "concat1",
  - "ranges": [[0,624], [0,624]],
  + "ranges": [[0,390], [0,390]],
  "top": ["slice31", "slice32"]
  },
  "bottom": "slice31",
  "top": "fc1",
  "fc_param": {
  - "num_output": 1024
  + "num_output": 400
  }
  },
  "bottom": "dropout1",
  "top": "fc2",
  "fc_param": {
  - "num_output": 1024
  + "num_output": 400
  }
  },
  "type": "InnerProduct",
  "bottom": "dropout2",
  "top": "fc3",
  + "fc_param": {
  + "num_output": 400
  + }
  + },
  +
  + {
  + "name": "relu3",
  + "type": "ReLU",
  + "bottom": "fc3",
  + "top": "relu3"
  + },
  +
  + {
  + "name": "dropout3",
  + "type": "Dropout",
  + "rate": 0.5,
  + "bottom": "relu3",
  + "top": "dropout3"
  + },
  +
  + {
  + "name": "fc4",
  + "type": "InnerProduct",
  + "bottom": "dropout3",
  + "top": "fc4",
  "fc_param": {
  "num_output": 1
  }
  "name": "fmorder2",
  "type": "FmOrder2",
  "bottom": "slice32",
  - "out_dim": 16,
  + "out_dim": 10,
  "top": "fmorder2"
  },
  {
  "name": "add",
  "type": "Add",
  - "bottom": ["fc3", "reducesum1", "reducesum2"],
  + "bottom": ["fc4", "reducesum1", "reducesum2"],
  "top": "add"
  },
  