... even though ikiwiki.setup has
global_sidebars: 0
There is a sidebar.mdwn in the top-level directory with a calendar in it.
It displays correctly on the "posts" page that does have a [[!sidebar ]] directive on it.
My site is here.
Ikiwiki hosting.
Made simple.
local.css was provided by Danny Castonguay, found at http://ikiwiki.info/css_market: ikiwiked gray-orange.
Both GoldType and BlueView themes do display a sidebar on every page even though global sidebars are disabled in the setup. However, the sidebars are empty on all pages that don't specify a sidebar.