Revert "Revert "Merge pull request #3090 from adrienthebo/issue/master/pup-1106-check-for-failed-deps-on-refresh""

This reverts commit 03a279c3598554c309e0567a5e00c161e422ea04.
(PUP-1106) Reduce log level when unscheduling events
(maint) Use less brittle regexps for whit check
Merge pull request #3322 from adrienthebo/issue/master/pup-1106-check-for-failed-deps-on-refresh

(PUP-1106) Don't process events for skipped resources, take 2