add test verifying that invalid addresses are pruned
add test verifying that invalid addresses are pruned

NebulousLabs/Sia-UI,NebulousLabs/New-Sia-UI,NebulousLabs/Sia-UI,NebulousLabs/Sia-UI,NebulousLabs/New-Sia-UI,NebulousLabs/New-Sia-UI