chore(package): update steal-qunit to version 2.0.0

Closes #24

Author: greenkeeper[bot]

package.json

@@ -24,7 +24,7 @@
     "funcunit": "^3.0.0",
     "jquery": "^3.1.1",
     "steal": "^0.16.43",
-    "steal-qunit": "0.1.4",
+    "steal-qunit": "2.0.0",
     "steal-tools": "^0.16.8",
     "testee": "^0.4.0",
     "todomvc-app-css": "^2.0.6",