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

[Daniel Murphy via Digitalmars-d]

"Martin Nowak"  wrote in message news:m15i9c$51b$1 at digitalmars.com...

>      const int foo();

The existing behavior would be great to have if we were deliberately trying 
to trip up all programmers coming from C++.  Kill it with fire.