Merge pull request #31 from ohlookitsderpy/renovate/sass-1.x

Update dependency sass to v1.20.1

package.json

@@ -9,7 +9,7 @@
         "js-watch": "webpack --progress --watch"
     },
     "devDependencies": {
-        "sass": "1.19.0",
+        "sass": "1.20.1",
         "webpack": "4.30.0",
         "webpack-cli": "3.3.0"
     }