* Clean up build infra issues.
0. Don't clone fuzz-introspector to /src since it breaks builds.
1. Install packages in python install script properly. Previously
pip install atheris>=2.0.6 was interpreted as "redirect the output
from pip install atheris" to the file "=2.0.6".
3. Clean up some miscellanious issues.
* Include removal
DavidKorczynski