Update travis config.

.travis.yml

@@ -1,11 +1,11 @@
 language: node_js
 sudo: false
 node_js:
-- 'stable'
+- stable
 deploy:
   provider: npm
   email: rfobic@gmail.com
   on:
     tags: true
   api_key:
-    secure: ZArZGb/qyz2XlRr3SThngIiplmtdM0eNslXQchIMyxeie0IeiW6aLAioMr/tTc/JfZHIAoFGXoFliA3CiZgWk0svSaKGW1aVuWzfc+exOqvxjqhAcf41iniUSCaiuE9gGQU57sXn3yaxXHHMqq8hrXHsdxlRcjwjWPxqw5B7IVQ=
+    secure: 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