Use href(action=>..., -replay=>1) to generate links to alternate views
of current page in the $formats_nav (bottom) part of page_nav
navigation bar. This form is used only when all parameters are
repeated, and when the replay form is shorter.
Signed-off-by: Jakub Narebski <jnareb@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>