move import resnext50 after import resnet50
move import resnext50 after import resnet50

move import resnext50 right after import resnet50
wkentaro/chainer,chainer/chainer,okuta/chainer,hvy/chainer,niboshi/chainer,tkerola/chainer,ktnyt/chainer,ktnyt/chainer,wkentaro/chainer,keisuke-umezawa/chainer,hvy/chainer,okuta/chainer,ktnyt/chainer,wkentaro/chainer,hvy/chainer,wkentaro/chainer,hvy/chainer,keisuke-umezawa/chainer,jnishi/chainer,jnishi/chainer,ktnyt/chainer,pfnet/chainer,jnishi/chainer,keisuke-umezawa/chainer,chainer/chainer,jnishi/chainer,niboshi/chainer,niboshi/chainer,okuta/chainer,okuta/chainer,chainer/chainer,keisuke-umezawa/chainer,niboshi/chainer,chainer/chainer