It's going away, from my understanding. Bbcode 2.0 is a whole bunch of people gathering around and ensuring all hard coding bbcode makes it to the new system.
I just said that was my understanding. :P I have no idea. Honestly? At this point, it's probably best to just wait for the new updates and give suggestions when everything rolls out so you can see what it's like first. ^__^ Then you'll know exactly what's going on!
My two cents are that this would cause chaos. Think how many roleplays are posted? That forum would just be so packed full that if you ever lose a thread, good luck ever finding it again.
Just my thoughts.
Well, I don't know anything about the new update but I do know how the tab system works. In order to add a new "custom" tab, you have to add it from the back end of the site manually. To do that for everyone who wants a custom tab title would be impossible, unfortunately.
EDIT: At this time, I...
Unfortunately, you're just going to have to wait for the update and work with the pre-made tab names that are available. ): It's a bummer, but change is coming!
You don't make a thread in extra pages. You can't. If you make a thread in a forum, a tab called "request a new tab" will pop up and you can click it. Follow the prompts and staff will add a new tab for you.
What link from Imgur are you using? The link you need to use isn't the sharing link, but the actual image link... the start of the url should start with an 'i' for example:
http://i.imgur.com/D5WPSxI.jpg
See the i.imgur? That's the image link. If you're using the link that is just like...
Hmm, but you could have multiple threads inside each forum. So, your forum could be "lore and items" for example, and then make two separate threads... One for lore, one for items, inside one of the five forums. That's what I'd do, Anyways.