added support for multi-tenant key and a collection (for permissions)
added multitenant_key support
multi tenant key update
updated workers for more DRY approach to interacting with search service
bug fixes
changed to protected methods instead of private
made protected method to public so that they can be called successfully from sidekiq
updated add to index worker
removed begin/end so that errors thrown by sidekiq could be found
refactored to clean up the way adding to an index is performed to make things more DRY and solid.
fixed bug for missing document build
debugging
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