* Add IkiWiki::ErrorReason objects, and modify pagespecs to return
them in cases where they fail to match due to a configuration or syntax
error.
- * inline: Display a handy error message if the inline cannot display any
- pages due to such an error.
+ * pagespec_match_list: New API function, matches pages in a list
+ and throws an error if the pagespec is bad.
+ * inline, brokenlinks, calendar, linkmap, map, orphans, pagecount,
+ pagestate, postsparkline: Display a handy error message if the pagespec
+ is erronious.
* comments: Add link to comment post form to allow user to sign in
if they wish to, if the configuration makes signin optional
for commenting.