Make const, immutable, inout, and shared illegal as function attributes on the left-hand side of a function

[Brian Schott via Digitalmars-d]

On Thursday, 9 October 2014 at 10:29:46 UTC, Johannes Pfau wrote:
> Forgot to some overall I'm for this change. I'd just like some
> automated way to fix old code ;-)

I said that I wouldn't write dfix until Walter was willing to 
start getting rid of old syntax. Not long after that Walter made 
this https://github.com/D-Programming-Language/dmd/pull/4021

dfix is under development. You can find it here: 
https://github.com/Hackerpilot/dfix