The textures on the floor and wall paneling appear very stretched out. Making them repeat more could possibly help solve what you're noticing with the walls.
improperly mapped bones causes scarf to whirl in a tornado. Bug, or feature? Updating project from 4.8.3 to 4.9, to fix solved broken wind -> cloth bug.
Sorry I can't give a time estimate on a fix for this, until the bug has been review and marked as solved we can't say if/when it will be fixed for sure.
You don't consider the stuff you do in adventure games solving puzzles? http://www.atlasobscura.com/articles/forgotten-quests-from-the-golden-age-of-adventure-games
It doesn't look like it's possible to make prefabs work like that, but I just discovered the attachment editor, and that seems to have solved my problems. Thanks for the help.
Problem solved! Just needed a simple skin wrap modifier on the armor and it works perfectly.I can post photo examples if anyone else would benefit from this.