Please be more careful when changing the language behavior

[kinke]

On Tuesday, 2 June 2020 at 14:13:20 UTC, Mathias LANG wrote:
> Instead of betas, which I think are more useful for manual 
> testing before a release, I'd recommend to set up a dimension / 
> a cron with nightly builds.
> Github CI and the install script support them (hence so does 
> travis-ci), by using `dmd-master` / `ldc-master` and 
> `ldc-latest-ci` / `dmd-nightly`, respectively.

Master is waaay too unstable IMHO. I definitely wouldn't use it 
for projects of mine, regardless how small.