Copyright-holder and year information is extracted from git log. git history begins in 2005. So (C) from 1998..2005 is lost. Also some (C) assignment of commits where the committer didn't use --author.
dedicated "Add to Favorites only" mode.
git-svn-id: svn://localhost/ardour2/branches/3.0@9656 d708f5d6-7413-0410-9779-e7cbd77b26cf
git-svn-id: svn://localhost/ardour2/branches/3.0@8193 d708f5d6-7413-0410-9779-e7cbd77b26cf