DUB colored output proposal/showcase

[Steven Schveighoffer]

On 6/8/18 9:35 AM, gdelazzari wrote:
> Hello everyone, I'm a new user of the language (I've been playing around 
> with it for some months) and I'm really liking it.
> 
> One minor thing that I didn't particularly like was what (and how) DUB 
> spits out stuff to the terminal, in the sense that I find the output a 
> bit difficult to navigate i.e. I can't easily understand, at a first 
> glance, what's going on. Given that I tried various languages recently, 
> including their package manager, and seeing how much clearer their 
> output was, I think DUB could also be improved in the same way. The main 
> thing that would make the output clearer would be to color the output 
> and format it a bit better, IMHO. It would also look way prettier.
> 
> Given that this seemed like an easy task, I already implemented a 
> proof-of-concept just to see how that would look like and, in my 
> opinion, now it's really clear what's going on. Take a look at these 
> screenshots:
> 
> https://imgur.com/a/3RJyd6m

Looks excellent! Two thumbs up from me. Is it cross-platform?

Note on some platforms (ahem, Macos) the background is white, so this 
should be correctly colored for that possibility.

-Steve