combining frontend pagination with backend

[kevoconnell]

Summary

• add page param to users, submissions, and clarifications get calls
• track startKey and include on every call.
• create UI component to paginate the files

Basic example

Semantic UI Pagination
Example of Pagination

const response = await fetch(${config.API_URL}/users` in frontend/src/pages/admin/users with the first page entered should return the first 25 users

Motivation

• We are doing this to speed up how fast calls are made.