Hello, I tried the latest development build and the same behavior was observed... Am I missing something?

Hello, I need help here... I just installed Denizen 1.0.2 r4 into my CraftBukkit server plugins folder (Minecraft 1.12) and when I restart the server, the Denizen folder doesn't show (the folder with the scripts folder etc...)... When I do /plugins on the server, Denizen does come up, but when I do ...