Alliance requests/renewals should be on its own ui panel

[dirtyburger1338-boop]

We all know how frustrating it is to scroll chat to try to hit that "renew" button. Just but alliance related messages on a separate panel or if you need to have them in message panel: make them not scroll.

[ryanbarlow97]

I would say this is probably a dupe:
#2905

#2906