Change ads provider, and add consent system for advertising (#155)

* Add GAM integration & base for GPDR consent

* Moved consent to a specific page.

* Added functionality to the privacy page, and desactivate tracking if consent is not given.

* Added GeoEdge support, and fixed auth issues

* Fix actions issue

* Fix actions issue, attempt 2

* Added a module for analytics with consent support.

* Remove unnecessary function

* Add support for runtime config

privacy-toggles.js

@@ -0,0 +1,18 @@
+export default {
+  settings: {
+    ads: {
+      title: 'Allow personalized ads',
+      description: `Marketing/target cookies are usually used to show you advertisements that meet your interests.
+       When you visit another website, your browser's cookie is recognized and selected ads are displayed to you
+       based on the information stored in this cookie.`,
+      default: false,
+    },
+    analytics: {
+      title: 'Analytics',
+      description: `Modrinth uses in-house tools that allows us to get insights on how
+       each user is using the platform, to improve the experience for
+       everyone.`,
+      default: true,
+    },
+  },
+}