OPEN - task 166: Report JSON Export - Review validation and export 
https://github.com/infiniteautomation/ma-core-public/issues/issue/166

Finishing JSON export.
Merge branch 'master' of https://github.com/infiniteautomation/ma-modules-public.git
OPEN - task 166: Report JSON Export - Review validation and export 
https://github.com/infiniteautomation/ma-core-public/issues/issue/166

Adding ability to append users to the email recipients list, but not
remove via json import