Setup.py expects README.md, which does not exist

[j6k4m8]

py-espeak-ng/setup.py

Line 8 in 0ebd527

long_description = open('README.md').read(),

This can be easily fixed by changing the line to README.adoc, but I'm not sure if it's set this way for a reason? Is there some auto-generator script that converts the docs?