This is so we have better control over the library dependencies.
This is for #29912: Modularization of sagelib: Break out a separate package sage-ntl
CC: @videlec @kiwifb @jhpalmieri @mwageringel
Component: refactoring
Author: Matthias Koeppe
Branch/Commit: 65ba929
Reviewer: Travis Scrimshaw
Issue created by migration from https://trac.sagemath.org/ticket/29999