Release version 0.0.10

fix #21

Version 0.0.8 accidentally excluded README.md from the build.

But setup.py depends on README.md, so it should not be excluded
from the build.

This commit fixes that issue, and bumps the version to 0.0.9

bump to 0.0.8

replace kmeans() with kmeans2()

This might be a solution for issue #10

add max_iter_harmony to self

This fixes a bug in pull request #8 that caused this error:

    AttributeError: 'Harmony' object has no attribute 'max_iter_harmony'

harmonypy version 0.0.4

harmonypy version 0.0.3