Remove unused dependencies that were accidentally introduced

package.json

@@ -94,7 +94,6 @@
     "glob": "5.0.15",
     "google-libphonenumber": "3.2.6",
     "html-webpack-plugin": "2.22.0",
-    "i": "^0.3.6",
     "iso-3166-2": "0.4.0",
     "jest": "^23.6.0",
     "json-loader": "0.5.2",
@@ -112,7 +111,6 @@
     "minilog": "2.0.8",
     "node-dir": "0.1.16",
     "node-sass": "4.14.1",
-    "npm": "^6.14.11",
     "pako": "0.2.8",
     "plotly.js": "1.47.4",
     "po2icu": "0.0.2",