Merge pull request #910 from zaccolley/circle-ci-#908

feat(ci): add support for circle-ci

Author: erikras

circle.yml

@@ -0,0 +1,17 @@
+machine:
+  node:
+    version: 4.0
+  environment:
+    CONTINUOUS_INTEGRATION: true
+
+dependencies:
+  cache_directories:
+    - node_modules
+  override:
+    - npm prune && npm install
+
+test:
+  override:
+    - npm run lint
+    - npm test
+    - npm run test-node

karma.conf.js

@@ -5,7 +5,7 @@ module.exports = function (config) {
 
     browsers: ['PhantomJS'],
 
-    singleRun: !!process.env.CONTINUOUS_INTEGRATION,
+    singleRun: !!process.env.CI,
 
     frameworks: [ 'mocha' ],