* packages/debbugs/debbugs-gnu.el (top): Do not require widgets
and wid-edit. Remove debbugs-gnu-widgets, debbugs-gnu-widget-map
and debbugs-gnu-current-widget.
(debbugs-gnu-default-hits-per-page): Make it a defconst, value is 500.
(debbugs-gnu-current-suppress): New defvar.
(debbugs-gnu, debbugs-gnu-print-entry, debbugs-gnu-rescan)
(debbugs-gnu-toggle-suppress, debbugs-gnu-current-query):
Remove widget code.
(debbugs-gnu-show-reports): Remove widget code. Retrieve bug data
in chunks of 500.
(debbugs-gnu-print-entry, debbugs-gnu-usertags): Use `highlight'
as mouse-face.