Honor user blocks in ProfileReplyEditSubmit.
Reduce boilerplate.
Update account_privacy_profile_comments phrase.
Add account_privacy_profile_comments_public phrase.
Add account_privacy_profile_comments_registered phrase.
Add account_privacy_profile_comments_self phrase.
Add account_privacy_enable_embeds phrase.
Add profile_comments column to users table.
Add who_can_convo column to users table.
You will need to run the updater / patcher for this commit.
Phase out url_prefix and url_name.
Eliminate some boilerplate and allocations while we're at it.
Reduce the number of conditional statements in url validator loops.
Better parsing of Site.URL to handle user error better.
You will have to run the patcher / updater for this commit.
