message: Update README.md
  update readme to include pip install instructions.
diff: @@ -7,8 +7,15 @@ XACC is a programming framework for extreme-scale, post-exascale accelerator arc
  XACC currently supports hybrid classical-quantum programming and enables the execution of quantum kernels on IBM, Rigetti, and D-Wave QPUs.
  -Installation
  -------------
  +Quick Installation
  +------------------
  +XACC binaries are available via PyPi as Python Wheels:
  +```bash
  +$ python -m pip install --user xacc
  +```
  +
  +Build from Source
  +-----------------
  Clone the repository recursively
  ```bash
  $ git clone --recursive https://github.com/eclipse/xacc
  