Add Travis config.

Author: Chris Joel

.travis.yml

@@ -0,0 +1,28 @@
+language: node_js
+sudo: false
+matrix:
+  include:
+  - node_js: stable
+    script: xvfb-run -a wct --simpleOutput -l firefox -l chrome
+    addons:
+      firefox: latest
+      apt:
+        sources:
+        - google-chrome
+        packages:
+        - google-chrome-stable
+  - node_js: node
+    script:
+    - |
+      if [ "${TRAVIS_PULL_REQUEST}" = "false" ]; then
+        wct --simpleOutput -s 'Windows 10/microsoftedge' -s 'Windows 8.1/internet explorer@11' -s 'Windows 7/internet explorer@10' -s 'OS X 10.10/safari@8' -s 'OS X 10.9/safari@7'
+      fi
+before_script:
+- npm install bower
+- npm install web-component-tester
+- export PATH=$PWD/node_modules/.bin:$PATH
+- bower install
+env:
+  global:
+  - secure: dlr2l5btcMEnaJI/VzBDIKhcJTUgnrQ6AN/S+qbPFqsckokV5SCt3k0f0Z22CBhBXJi2qVrLDX05+wZ4FkVkLLdGOf6zR0sSNvXubzvUu8oKaZczo2B8EAs+OjsuvaZWPYTabAOGvyAwuBzfZaYDlXbk6Dlb/51hjzSl2D5/WbY=
+  - secure: dFreaGtRTAwcFtSZ57ktyiDejTkJ7vI9TVbJZ0Yd9Adp/4mINOOgHDFiVDl5kDCy9xx21vCRel+IrGkOdRllk+OWxO8Ga1OQF4EzchvUsxzngDwi3I0P1+uNuzjn8MyEvE4HYPwDZ0mDYzMLJS9b1GlcpMTvJvE2Sg3ly8h4wYc=