Added confirmation email check to change_email method
Fix issue 2821 with hidden help for filters
Issue 3088 - Split out existing tag help into separate help files for fandom etc.
Issue 3088 - Changed new help files to <p> instead of the original <dl>.
Issue 2754 - Added a help page for Categories.
Issue 2754 (merged into 3088) - Added a help page for Categories.
Issue 2754 (merged into 3088) - Amended Categories page text.
Issue 3088 - Making sure everything is there
Issue 3088 - Adding additional tags help file
3088 - Changed translation function to ts() instead of t()
Issue 2445 - Replaced the displayed tag_type with a variable based on the corresponding NAME constant to fix the Freeforms issue and enable future changes.
Rejigged open challenges page
Issue 2223: restricted works in static collections

Also a slew of translation strings and other optimisation

The main change is in the restricted_works index, and it concerns the
link to the individual restricted work
Removed "not being moderated" as a condition of the Sign Up button.
Removed "not being moderated" as a condition of the Sign Up button appearing
Issue 2744: Collections: Owner/mod should be able to post works even if the collection is closed
Issue 3126: Editing draft allows you to orphan it, sending the work into orphan_account's draft limbo
Issue 2399: Message needed when adding a work to a moderated collection through the post new / edit work form
Adding a missing line of code
Issue 2998: Comments: Obscure name when commenting on your own anonymous work
Carried anonymity over to user Inbox. Added Warning to replies from Inbox.