Use the bulk facility to fetch author names
Use the bulk facility to fetch author names

This commit uses the previously new added method to
fetch author name based on an author emails list.

Change-Id: I345a52799379ed8252efb9646cc00554ace1bcc9

morucci/repoxplorer,morucci/repoxplorer,morucci/repoxplorer,morucci/repoxplorer