Merge branch 'master' into improve_no_result_page
Merge branch 'pr/1210'

* pr/1210:
  Correct wrong data key name, clean up regex and debug msg.
  Remove debug msg and add test of redirection to the module of 1 result
  Separate search left content into another template and merge 'Something missing ..' to no result box
  Redirect to only one module result, add keyword suggestion and suggest Task::Kensho on no result
  Separate No result page into new template
  Make font of total results to be larger
Removal some old mock-up code

that has managed to survive several other mock-up removals :-)
Merge branch 'change_author_email'