[pycaffe] use a Counter instead of a dict for counting net spec names
[pycaffe] use a Counter instead of a dict for counting net spec names

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