use /usr instead of /usr/local for default Python include/lib
use /usr instead of /usr/local for default Python include/lib

This makes the default settings usable with Travis/Ubuntu Python

wangg12/caffe,CZCV/s-dilation-caffe,gnina/gnina,tackgeun/caffe,gogartom/caffe-textmaps,gnina/gnina,wangg12/caffe,gnina/gnina,wangg12/caffe,orentadmor/caffe,gogartom/caffe-textmaps,longjon/caffe,gogartom/caffe-textmaps,wangg12/caffe,longjon/caffe,orentadmor/caffe,tackgeun/caffe,gnina/gnina,orentadmor/caffe,longjon/caffe,gnina/gnina,tackgeun/caffe,CZCV/s-dilation-caffe,gnina/gnina,gogartom/caffe-textmaps,longjon/caffe,CZCV/s-dilation-caffe,tackgeun/caffe,CZCV/s-dilation-caffe,orentadmor/caffe