Always return all the books first in search results
don't even go to the DB for 0 wiught terms
Merge pull request #234 from Connexions/search-returns-books-first

Always return all the books first in search results
ignore all non-quoted stop w words
Change search result json format to avoid iteration in webview

In addition to author uuids in query.limits, results.items and
results.limits, include index of the author in results.auxiliary.authors