A19 isn't stable yet, that's why. Give it some time. There's no point in updating a modlet for every little tick of experimental when it could break any time.
I have installed some of your mods and I really like them! I am using them on my dedicated server to play with my friends.
The only issue I have is a lockpick model modlet... It's seems like bugged or just doesn't work properly. Instead of lockpick model in the game my character holding some kind of peace of leather.... I had a look inside modlet folder, and everything looks alright. It has JaxTeller718_Lockpick.unity3d and I believe it should work (I have checked VehicleMadness modlet to make sure that unity3d file stored in the right location on Resources folder)
I am not good at making modlets but if I understand it right the line: