* Convert event-tracking to TypeScript
* Convert local-storage to TypeScript
* Convert mapSeries to TypeScript
* Convert SessionStorage to TypeScript
* Convert account-upgrade to TypeScript
* Convert isValidTeXFile to TypeScript
* Convert date functions to TypeScript
* Convert EventEmitter to TypeScript
* Convert isNetworkError to TypeScript
* Convert webpack-public-path to TypeScript
* Convert displayNameForUser to TypeScript
GitOrigin-RevId: 79c5a2d1101fcd520f3116f0f4af29d974189d94
* Add helpers for checking and removing user readwrite token membership
* Add sharing-updates page and handlers
* Redirect read write token members to sharing-updates on project load
GitOrigin-RevId: d552a2cd74a9843c6103923b03f137131a48877a
