Remove unmaintained `ChangeLog`, information is still in the revision history.
Remove unmaintained `ChangeLog`, information is still in the revision history.

unintended/Cohen,opendreambox/python-coherence,furbrain/Coherence,coherence-project/Coherence,furbrain/Coherence,coherence-project/Coherence,sreichholf/python-coherence,unintended/Cohen,opendreambox/python-coherence,sreichholf/python-coherence,ismaelgaudioso/Coherence,ismaelgaudioso/Coherence