FRES-011 wrap-up PR

[benlk]

Changes

This pull request merges the following changes from the staging branch into master:

• 68: removes the automatic addition of the newsletter to posts before a specific date

• 70: removes digests from Load More Posts results on region pages

Why

For FRES-011: https://github.com/INN/umbrella-energynewsnetwork/projects/3

Post-deploy changes:

• none, code changes only

[benlk]

Approval received to deploy these changes to live.

[benlk]

Deployed.