What changed with the Christmas 2014 & Level 48 updates?

LPNintendoITA wrote:

furrykiltman wrote:
Why would Christmas Skins be available to purchase if one has them? Want to get the ones awarded I didn't get because it was my first winter event. Even so, don't see the ones I won in the store currently.

they 're purchasable if you've the building not if you've the skin

That makes sense, though still not in the store yet. Maybe in part 2.