[pycaffe] align coord_map and #3570 Crop layer
[pycaffe] align coord_map and #3570 Crop layer

- crop -> offset
- adjust crop axis by 1

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