[docs] cuDNN v3 compatible
[docs] cuDNN v3 compatible

gnina/gnina,wangg12/caffe,gnina/gnina,CZCV/s-dilation-caffe,tackgeun/caffe,CZCV/s-dilation-caffe,tackgeun/caffe,CZCV/s-dilation-caffe,wangg12/caffe,gnina/gnina,tackgeun/caffe,wangg12/caffe,gnina/gnina,CZCV/s-dilation-caffe,gnina/gnina,wangg12/caffe,tackgeun/caffe,gnina/gnina