chore(package): update css-loader to version 3.3.2

Closes #14

Author: greenkeeper[bot]

package.json

@@ -72,7 +72,7 @@
     "babel-preset-react": "^6.24.1",
     "babel-preset-stage-0": "^6.24.1",
     "codecov": "^3.0.0",
-    "css-loader": "^0.28.7",
+    "css-loader": "^3.3.2",
     "enzyme": "^3.3.0",
     "enzyme-adapter-react-16": "^1.1.1",
     "eslint": "^4.14.0",