Limit travis builds to the master branch

Author: ChadKillingsworth

.travis.yml

@@ -1,18 +1,21 @@
 language: node_js
 node_js:
-- '5.1'
+- '5'
 - '0.12'
+branches:
+  only:
+    - master
 after_success:
 - git config user.name "Travis CI"
 - git config user.email "[email protected]"
-- '[ "${TRAVIS_PULL_REQUEST}" = "false" ] && gulp release-if-changed'
-- '[ "${TRAVIS_PULL_REQUEST}" = "false" ] && git push --follow-tags "https://chadkillingsworth:${GH_TOKEN}@github.com/ChadKillingsworth/closure-compiler-npm.git" HEAD:master'
+- '[ "${TRAVIS_PULL_REQUEST}" = "false" ] && ["${TRAVIS_NODE_VERSION}" -ge "5"] && gulp release-if-changed'
+- '[ "${TRAVIS_PULL_REQUEST}" = "false" ] && ["${TRAVIS_NODE_VERSION}" -ge "5"] && git push --follow-tags "https://chadkillingsworth:${GH_TOKEN}@github.com/ChadKillingsworth/closure-compiler-npm.git" HEAD:master'
 deploy:
   skip_cleanup: true
   provider: npm
   email: [email protected]
   on:
-    node: '5.1'
+    node: '5'
     branch: master
   api_key:
     secure: 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