Merge pull request #127 from Yaliang/yaliangw/twitter/add-slack-room

Add slack room notification

.travis.yml

@@ -138,6 +138,8 @@ notifications:
   hipchat:
     rooms:
       secure: 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
+  slack:
+      secure: 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
 
 before_deploy:
   - mkdir /tmp/artifacts