Fix badge caching

Author: mdmurbach

README.md

@@ -1,8 +1,8 @@
-[![Build Status](https://travis-ci.org/ECSHackWeek/impedance.py.svg?branch=master)](https://travis-ci.org/ECSHackWeek/impedance.py)
+[![Build Status](https://travis-ci.org/ECSHackWeek/impedance.py.svg?branch=master&kill_cache=1)](https://travis-ci.org/ECSHackWeek/impedance.py)
 
-[![Coverage Status](https://coveralls.io/repos/github/ECSHackWeek/impedance.py/badge.svg?branch=master)](https://coveralls.io/github/ECSHackWeek/impedance.py?branch=master)
+[![Coverage Status](https://coveralls.io/repos/github/ECSHackWeek/impedance.py/badge.svg?branch=master&kill_cache=1)](https://coveralls.io/github/ECSHackWeek/impedance.py?branch=master)
 
-[![Documentation Status](https://readthedocs.org/projects/impedancepy/badge/?version=latest)](https://impedancepy.readthedocs.io/en/latest/?badge=latest)
+[![Documentation Status](https://readthedocs.org/projects/impedancepy/badge/?version=latest&kill_cache=1)](https://impedancepy.readthedocs.io/en/latest/?badge=latest)
 
 impedance.py
 ------------