Optionally include holidays in cal-html output

* lisp/calendar/cal-html.el: (cal-html-holidays): New option.
(cal-html-css-default): Add holiday entry.
(holiday-in-range): Autoload it.
(cal-html-htmlify-entry): Add optional class argument.
(cal-html-htmlify-list): Add optional holidays argument.
(cal-html-insert-agenda-days): Include holidays in the output.
(cal-html-one-month): Maybe include holidays.

1 files changed, 4 insertions, 0 deletions

diff --git a/etc/NEWS b/etc/NEWS
index c47fd166215..57c492ffa4c 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -94,6 +94,10 @@ see the `apropos' Custom group for details.
 **** The old options whose values specified faces to use were removed
 (i.e. `apropos-symbol-face', `apropos-keybinding-face', etc.).
 
+** Calendar
+
+*** The calendars produced by cal-html can optionally include holidays.
+
 ** Customize
 
 *** `custom-reset-button-menu' now defaults to t.