[Lazarus] Environment variables in IDE's search path

[dmitry boyarintsev]

> I disagree. Env() clearly shows that it is an environment variable and
> not any of the other built-in macros. Mattias made the right choice
> for Lazarus IDE.
> It shouldn't make a difference to you anyhow - you simply "copy & paste". ;-)
It's again, matter of Delphi compatibility. Delphi uses $(var_name).
But it's really does not matter. I'll use it. Thanks again to Mattias.

ragards,
dmitry