Merge pull request #1742 from CloCkWeRX/fix_duplicate_regex

Fix duplicate check regex
Merge pull request #1551 from hltbra/fix-resource-reporter-post-resporting-data

Fix ResourceReporter#post_reporting_data http error handling. Fixes #1550
Merge pull request #1843 from opscode/sersut/port-forgotten-fixes

Port the fixes that slipped through the cracks for 11.14.4