Update vision_layers.hpp
Update vision_layers.hpp

Replace pad_, kernel_size_, stride_ with pad_h_, pad_w_, kernel_size_h_, kernel_size_w_, stride_h_, stride_w_ to support pooling on rectangle regions.
gogartom/caffe-textmaps,wangg12/caffe,gnina/gnina,longjon/caffe,orentadmor/caffe,longjon/caffe,gnina/gnina,CZCV/s-dilation-caffe,gogartom/caffe-textmaps,gogartom/caffe-textmaps,wangg12/caffe,longjon/caffe,gnina/gnina,gogartom/caffe-textmaps,wangg12/caffe,tackgeun/caffe,orentadmor/caffe,tackgeun/caffe,gnina/gnina,longjon/caffe,tackgeun/caffe,tackgeun/caffe,gnina/gnina,orentadmor/caffe,CZCV/s-dilation-caffe,orentadmor/caffe,CZCV/s-dilation-caffe,CZCV/s-dilation-caffe,gnina/gnina,wangg12/caffe