tweak travis

alimanfoo · alimanfoo · commit 61a843cec03a · 2017-04-26T17:20:40.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,11 +1,10 @@
 language: python
 
-sudo: false
+branches:
+  only:
+    - master
 
-addons:
-  apt:
-    packages:
-      - liblzma-dev
+sudo: false
 
 python:
   - 2.7
