[MI-277] Sideload users

[joseconsador]

Sideloads the users instead of caching all users on page load.

Note

This PR removes the Priority column from all grids. The reason for this is because to enable sideloading - we must use /search/incremental which does not return the priority field.

/cc @miogalang @jwswj @mmolina @iandjx

References

• Jira link: https://zendesk.atlassian.net/browse/MI-277

Risks

• Medium - Users may not be loaded or an unexpected response is returned by the incremental endpoint

[miogalang]

👍

[jwswj]

👍