nothrow in druntime win32 C bindings

[Andrej Mitrovic]

On 12/27/12, Walter Bright <newshound2 at digitalmars.com> wrote:
> Is it an issue as you describe? Yes. Is it a big enough issue to merit a
> language change? I doubt it.

Ok, but we should at least document it. Currently we only have a small
remark in the docs saying exceptions in D are not compatible with C++
exceptions, but we should clarify and maybe add how to work around
this, whether to catch Throwable, and what to do when its caught.