DIP 1028 dub packages test package "sml"

[JN]

On Saturday, 4 January 2020 at 15:19:39 UTC, WebFreak001 wrote:
> I have done this for all dub packages now so everyone can 
> review what this change actually does to their packages:
>
> https://i.webfreak.org/safe-test/index.html
>

Looking at the error log, looks like most of the packages are 
failing here:

/opt/dmd-safe/dmd/generated/linux/release/64/../../../../../phobos/std/bitmanip.d(64): Error: cast from `char[]` to `string` not allowed in safe code

A single fix here might unblock a large chunk of projects.