[BUG] Updating applications and organizations does not update app/orgs

[shurwit]

Describe the bug
A clear and concise description of what the bug is.

When changes are made to the applications and organizations collections, the app/orgs are not reloaded as well causing a stale cache.

To Reproduce
Steps to reproduce the behavior:

1. Change document in applications collection
2. Retrieve app/org data (eg. call /admin/organization/applications endpoint)
3. See stale data

Expected behavior
A clear and concise description of what you expected to happen.

When an application or organization is changed, the app/org cache should be updated as well.

[roberlander2]

Will be handled by a PR resolving #523.