* admin/scrape-elpa.el (scrape-elpa--safe-eval): Add new
function.
(scrape-elpa): Evaluate part of the matched expression to catch
more entries.
* etc/package-autosuggest.eld: Update database.
* admin/scrape-elpa.el (scrape-elpa): Infer package names from
autoloads file.
* etc/package-autosuggest.eld: Recompute database.
* lisp/emacs-lisp/package.el (package-autosuggest-database):
Update documentation to clarify how the major mode can be
explicitly indicated.
(package--suggestion-applies-p): Handle the optional fourth
element.
* admin/scrape-elpa.el (scrape-elpa): Detect 'add-to-list'
expressions that are "hidden" under a 'progn'.
* etc/package-autosuggest.eld: Re-generate database with more
packages (after having run "make autoloads") and with the above
improvement.
