Added list of person's authored publications

User’s profile now shows the publications they are author of.
Removed hasAuthoredPublications helper because it's unnecessary.

We can use authoredPublications.count instead.
Added safeguard when person is Null
Unified scrubber initialization into publicationSearchResult

That is instead of having it fire on profile and search results
separately.
Indentation correction
Merge pull request #319 from peerlibrary/people-profiles

Added list of person's authored publications