The CCC DepLoader is being phased out, You should never need to download any normal mod via these methods. MCMP is a normal mod, just depend on it via the @mod annotation instead of downloading it. With ANY version of CCC for 1.10 it WILL Complain to users about your use of the dependencies.info file.

Btw, im not just some random user, im the new official maintainer of CB's suff.