Pickup user's preferred language from navigator.languages (#30)

Co-authored-by: Dan Abramov <dan.abramov@gmail.com>
Co-authored-by: msramalho <19508417+msramalho@users.noreply.github.com>
Co-authored-by: Felix Spöttel <1682504+fspoettel@users.noreply.github.com>

package.json

@@ -54,6 +54,7 @@
     "jest-resolve": "26.6.0",
     "jest-watch-typeahead": "0.6.1",
     "joi": "^14.0.1",
+    "json2csv": "^5.0.7",
     "leaflet": "^1.0.3",
     "lint-staged": "^10.5.3",
     "marked": "^0.7.0",
@@ -90,7 +91,7 @@
     "screenfull": "^5.2.0",
     "semver": "7.3.2",
     "style-loader": "1.3.0",
-    "supercluster": "^7.1.0",
+    "supercluster": "^7.1.5",
     "terser-webpack-plugin": "4.2.3",
     "ts-pnp": "1.2.0",
     "url-loader": "4.1.1",