Mk IV Bad Cat Sliding Door Latch

After waking up a few times to discover that the cat had opened the back door and let himself out of the house. I took [a video](https://youtu.be/aBWv2REA68c) if you want to see him let the dog/cats out. We decided something needed to be done, so this is the... Mark IV Bad Cat Door Latch! ====================== This probably wouldn't stop even a more determined human, but it has been improved over the v3 latch. A human did break the v3 latch, and, though it was glued, the cat was also then able to destroy the latch and leave the house :( * Stronger latch so that it won't break as easily * Stronger mount for the same reason! * Bigger diameter hole for the screw (it was tight enough it cracked one of mine) * It stays in the "unlocked" position more reliably! (Don't lock yourself out!) * When open, if it falls down, it stays horizontal. * and it has a slope so that it'll climb over the door handle without help * Improved cat-proof-i-ness Obviously, this is intende