fix(package): update clean-css to version 4.1.7

Closes #5170
2017-07-14 12:51:51 +00:00 · 2017-07-14 12:51:51 +00:00 · 69ec31a330
--- a/package.json
+++ b/package.json
@ -11,7 +11,7 @@
  },
  "dependencies": {
    "addons-linter": "0.22.6",
-    "clean-css": "4.1.6",
+    "clean-css": "4.1.7",
    "clean-css-cli": "4.1.6",
    "jqmodal": "1.4.2",
    "jquery": "3.2.1",