Update ResNet-12 pretrained models

Update SqueezeNet v1.0 pretrained models after the full cycle of training

DenseNet models for Chainer

DenseNet models for Chainer are ready to use

SENet-154 model for Chainer

SENet-154 model for Chainer is ready to use

SE-ResNeXt models for Chainer

SE-ResNeXt models for Chainer are ready to use

ResNeXt models for Chainer

ResNeXt models for Chainer are ready to use

FD-MobileNet models for Chainer

FD-MobileNet models for Chainer are ready to use

SE-ResNet models for Chainer

SE-ResNet models for Chainer are ready to use

PreResNet models for Chainer

PreResNet models for Chainer are ready to use

ResNet models for Chainer

ResNet models for Chainer are ready to use

MobileNet models for Chainer

MobileNet models for Chainer are ready to use