Merge branch 'master' into jeea2-uploadPicture

The purpose of this merge is to use 'eslint --fix' instead of 'eslint'
when the linter script is run.

package.json

@@ -9,7 +9,7 @@
   "scripts": {
     "start": "node index.js",
     "jsdoc": "node_modules/.bin/jsdoc -c jsdoc.conf",
-    "linter": "node_modules/.bin/eslint .",
+    "linter": "node_modules/.bin/eslint --fix .",
     "unit": "./node_modules/.bin/jest --coverage 'unit tests/'"
   },
   "jest": {