Binary install documentation (#1)
Binary install documentation (#1)

* Update .gitignore for onnx_caffe2.egginfo

Signed-off-by: Edward Z. Yang <dbd597f5635f432486c5d365e9bb585b3eaa1853@fb.com>

* Binary install instructions.

Signed-off-by: Edward Z. Yang <dbd597f5635f432486c5d365e9bb585b3eaa1853@fb.com>

* Update installation instructions

* Revert gitignore changes

* Bring back the verification part

onnx/onnx,onnx/onnx,onnx/onnx,onnx/onnx