use LeNet

use Adam
use Linear
use Image Classification

[LeNet Trainer]

  * N: number of classes = 10

  [Image Classification]
    * [Optimizer] = Adam

  #0 MNIST = [0: Icc, H, W], [1: N]
  #1 LeNet (#0:0, N=10) = N
  #2 Image Classification (#1, #0:1)