README update so it's clear how to run dev server without changing a versioned file
README update
so it's clear how to run dev server without changing a versioned file

pyvec/cz.pycon.org-2017,benabraham/cz.pycon.org-2017,pyvec/cz.pycon.org-2017,benabraham/cz.pycon.org-2017,benabraham/cz.pycon.org-2017,pyvec/cz.pycon.org-2017