Blog post: post_slug
Page: page_slug
Subpage: subpage_parentSlug.slug

Allow to reorder the pages and subpages position. Added doks theme

If there is functions.php inside themes root, include it.

If username has underscore

Change it in bulk using simple php code

site.url not set will similar to multi.site true

If you upload an image on one of the sites, change the image address to relative path.

The username.ini and category files not mandatory anymore.

Add new feed URL, adding /feed to category, tag, type, search, author. Eg. /category/htmly/feed

Far more easier to remember