update polymer components

dashboard-ui/bower_components/paper-checkbox/.travis.yml

@@ -1,28 +1,22 @@
 language: node_js
 sudo: false
-matrix:
-  include:
-  - node_js: stable
-    script: xvfb-run wct
-    addons:
-      firefox: latest
-      apt:
-        sources:
-        - google-chrome
-        packages:
-        - google-chrome-stable
-  - node_js: node
-    script:
-    - |
-      if [ "${TRAVIS_PULL_REQUEST}" = "false" ]; then
-        wct -s 'default'
-      fi
 before_script:
-- npm install web-component-tester
-- npm install bower
-- export PATH=$PWD/node_modules/.bin:$PATH
-- bower install
+  - npm install web-component-tester
+  - npm install bower
+  - 'export PATH=$PWD/node_modules/.bin:$PATH'
+  - bower install
 env:
   global:
-  - secure: PkxMaBcKe8HD1Jv8O6qiyQ4Nux6DfaVyN/ss9opajX9Oqa2ECJRI/OCsjDSrgXKhuAc2dw0L/KwSb/j4hg3/9BzHlJYQmeR9b9+MsO377TseNw5aKlywgVRu2bj8ODv2naQ4pB4B/Us/n9K7J0vlHIwM8UAJJwGjYm2oYTQxCAw=
-  - secure: WQNRMEQEm6k5e+rzN08Lg0IBC83AZLz1QLP89z59JHLrAOeBu7CBh/LFG0OkhUnTC+dG2JdfIZbdQVCEciDyONjSIKzmM4ze9/LrGzFpROE8bU0ylYSLqX+3CK/6i7VMR3pJo79e1KOeprppHiJSRLVBJfhG+5uNgwAXws/sLQ4=
+    - secure: PkxMaBcKe8HD1Jv8O6qiyQ4Nux6DfaVyN/ss9opajX9Oqa2ECJRI/OCsjDSrgXKhuAc2dw0L/KwSb/j4hg3/9BzHlJYQmeR9b9+MsO377TseNw5aKlywgVRu2bj8ODv2naQ4pB4B/Us/n9K7J0vlHIwM8UAJJwGjYm2oYTQxCAw=
+    - secure: WQNRMEQEm6k5e+rzN08Lg0IBC83AZLz1QLP89z59JHLrAOeBu7CBh/LFG0OkhUnTC+dG2JdfIZbdQVCEciDyONjSIKzmM4ze9/LrGzFpROE8bU0ylYSLqX+3CK/6i7VMR3pJo79e1KOeprppHiJSRLVBJfhG+5uNgwAXws/sLQ4=
+node_js: 4
+addons:
+  firefox: '42.0'
+  apt:
+    sources:
+      - google-chrome
+    packages:
+      - google-chrome-stable
+script:
+  - xvfb-run wct
+  - "if [ \"${TRAVIS_PULL_REQUEST}\" = \"false\" ]; then wct -s 'default'; fi"