Converted default block size values to strings as well
Merge branch 'pdffulltext'

* pdffulltext:
  Fixed linting issue
  Working pdf indexing test
  clear TASK_GENERATE_PREVIEWS queue before waiting for it to be empty
  fix code review issues
  disable the preview processor after test
  go back to using local storage as default for tests
  use test storage backend for indexing test
  add jsdoc
  fix whitespace issues
  lower default min_score and fix indexing unit test
  allow adding boost to has_child queries
  Add unit test for PDF full-text indexing
  add content_body child document to searches
  ensure that document pages are kept in order for indexing
  use tenantalias instead of full context in content backends
  index content document fulltext
Use defaulted values when creating tenant landing page blocks
Fix bad JSDoc params which were breaking dox parsing