Smart Home Device Usage display page

[iamnwi]

Need a frontend app page to get users' device usage and display it to users.

Assumptions:

• Issue a get request to the server Device Usage API to get usage data
  • Maybe the API will be "/{user-id}/iot/usage"

[iamnwi]

See frontend code in the new repo: https://github.com/NYUCC2020/ExpenseTrackerClient