update circle

Author: jcouyang

circle.yml

@@ -1,7 +1,7 @@
 general:
   branches:
-    only:
-      - master
+    ignore:
+      - gh-pages
 machine:
   node:
     version: 6.6.0
@@ -14,17 +14,13 @@ dependencies:
     - ~/.cache/yarn
 test:
   override:
-    - yarn build
     - yarn test
   post:
     - bash <(curl -s https://codecov.io/bash)
 deployment:
   production:
+    branch: master
     tag: /v[0-9]+(\.[0-9]+)*/
     commands:
       - ./ci/npm-login.sh
       - npm publish
-  pages:
-    tag: /example.*/
-    commands:
-      - ./ci/github_page.sh