Add new functionality to switch memory allocators
Add new functionality to switch memory allocators

dsroche/flint2,fredrik-johansson/flint2,jpflori/flint2,dsroche/flint2,wbhart/flint2,jpflori/flint2,wbhart/flint2,fredrik-johansson/flint2,wbhart/flint2,fredrik-johansson/flint2,dsroche/flint2,jpflori/flint2,jpflori/flint2,dsroche/flint2