Update .travis.yml

pulkit4tech · pulkit4tech · commit ef04e4459d4c · 2017-04-23T00:26:11.000+05:30
diff --git a/.travis.yml b/.travis.yml
@@ -59,6 +59,7 @@ script:
     - ./gradlew connectedCheck -PdisablePreDex --stacktrace
 
 before_install:
+    - pip install --upgrade pip
     - pip install --user codecov    #Install codecov
 
 after_success:
