mk: Add libcore
core: Inherit the intrinsics module
core: Inherit the mem module
core: Inherit the ptr module
core: Inherit the cast module
core: Inherit the kinds module
core: Inherit the ops module
core: Inherit the ty module
core: Inherit the container module
core: Inherit the char module
core: Inherit the finally module
core: Inherit the any module
core: Inherit the raw module
core: Inherit the default module
core: Inherit the unit module
core: Inherit the clone module
core: Bring clone tests up to date in style
core: Inherit the tuple module
core: Inherit the bool module
core: Inherit the option module