I have not donated and yet my savefile, and the vault say that I am playing with the item vault addon. it doesn't seem to affect my game in any way.
I visited the item vault location in the fortress.
I don't know if this bug exists in v1.0
[rc4] Items Vault addon
Moderator: Moderator
[rc4] Items Vault addon
MADNESS rocks
Re: [rc4] Items Vault addon
not a bug, the item vault will tell you you need to donate 
[tome] joylove: You can't just release an expansion like one would release a Kraken XD
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[tome] phantomfrettchen: your ability not to tease anyone is simply stunning
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[tome] phantomfrettchen: your ability not to tease anyone is simply stunning