Fixes for various blocking and unblocking errors/warnings in dev environment

Fixes #661 (closed)

Includes fix for regression to Core\Entities.

It's not picked up all original changes so likely needs to revert the revert on master then merge this branch to get the last change.

added StatusReady to Merge label

approved this merge request

@gthouret can you place back in your original changes? Also, are we sure the property check wasn't doing anything?

added StatusRequires Changes + 1 deleted label and removed StatusReady to Merge label

unapproved this merge request

@gthouret

closed