Graphyte: refine make (default)/install/dist

Refine the makefile to support following operations:
* Build (default): make
  Note: No build step is required
* Install: make install
  Use pip install
* Distribution: make dist
  Generate a tarball to distribute to another machine.

BUG=none
TEST=manually test

Change-Id: I683eab73b64e998ae3cf3ec696beef43cef4ffb6
Reviewed-on: https://chromium-review.googlesource.com/510464
Commit-Ready: Shen-En Shih <petershih@chromium.org>
Tested-by: Shen-En Shih <petershih@chromium.org>
Reviewed-by: Chih-Yu Huang <akahuang@chromium.org>
1 file changed