Simplified signatures in generated documentation

[Stefan Frijters via Digitalmars-d]

> The simplified signatures would be show for the main 
> signatures, i.e. the ones with a light blue background, and the 
> full signatures would be added at the end of the documentation 
> for each symbol.

I like it. Some of my code also features a lot of free functions 
with template constraints and it does get a bit much.

Related remark on the other side of things (more text!): 
documentation is currently lacking UDA annotations [1] and I 
would love it if that were to be added at some point.

[1] https://issues.dlang.org/show_bug.cgi?id=12995