The first brick pack you're looking for is Brick_Overlaps. Here's a link to download it.https://forum.blockland.us/index.php?topic=269916.0I believe the second brick pack is private. I'll update this post if I find a working download link for that brick pack.
The second brickpack you are looking for may be this: https://forum.blockland.us/index.php?topic=254536.0