Adds Lua-programmable circuit network combinator. Based on Sandboxed LuaCombinator and LuaCombinator2 mods. Probably won't work in multiplayer games.
Mods introducing new content into the game.
Yup, totally expected, see FAQ for more details.
Also kinda surprising that you managed to miss it in the mod description:
Though I guess you might just be reporting it from a game where someone else installed it without bothering to read anything about the mods they were installing or something...