OpenAIRE: add two new questions to FAQ
OpenAIRE: fix celery task bibreformat issue

* Fixes an issue where bibreformat was called on every record having
  and icon created in batch mode, causing it to be highly inefficient.
WebSearch: display only open access on frontpage

* Display only Open Access and curated uploads on the frontpage.
WebStyle: enable lost password feature

* Enables lost password feature.