Tell Travis build only master.

amotzg · amotzg · commit 542dd2e6910b · 2016-12-04T15:19:00.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -8,3 +8,6 @@ python:
 - pypy3
 install: pip install .
 script: python setup.py nosetests
+branches:
+  only:
+  - master
