Merge pull request #144 from ember-cli/rwjblue-patch-1

Use 2x for height and width of #ember-testing.

Author: rwjblue

vendor/ember-cli-qunit/test-container-styles.css

@@ -21,7 +21,7 @@
 
 #ember-testing {
   width: 200%;
-  height: 100%;
+  height: 200%;
   transform: scale(0.5);
   transform-origin: top left;
 }