implemented amplitude metrics (#1141)

package.json

@@ -119,7 +119,6 @@
     "svgo": "^1.1.1",
     "svgo-loader": "^2.2.0",
     "tailwindcss": "^0.7.4",
-    "testpilot-ga": "^0.3.0",
     "val-loader": "^1.1.1",
     "wdio-docker-service": "^1.4.2",
     "wdio-dot-reporter": "0.0.10",
@@ -144,12 +143,14 @@
     "express-ws": "github:dannycoates/express-ws",
     "fluent": "^0.10.0",
     "fluent-langneg": "^0.1.1",
+    "fxa-geodb": "^1.0.4",
     "helmet": "^3.15.0",
     "mkdirp": "^0.5.1",
     "mozlog": "^2.2.0",
     "node-fetch": "^2.3.0",
     "raven": "^2.6.4",
     "redis": "^2.8.0",
+    "ua-parser-js": "^0.7.19",
     "websocket-stream": "^5.1.2"
   },
   "availableLanguages": [