Bugfixes
- Fix regression issue - non-replacement of %%name%% variable as reported in issue #1104 by firstinflight - props Jrf.
- Fixed an issue where %%category%% was not replaced on certain pages.
- Added support for %%tag%% even if the ID is empty.
- All remaining not replaced title vars are now stripped from the title.
- Added a fallback to post_date in the sitemap 'mod' property for when a post is lacking the post_date_gmt value.