Move Win16 relay messages to the relay16 channel

[Felix Nawothnig]

Uwe Bonnes wrote:
>>>>> Why?
>>>> When you're debugging 16bit programs, sometimes you only want to see
>>>> 16bit calls.:)
>>> Isn't your proposal similar to the recent "nrelay" proposal, where
>>> only calls from native code is logged, but not wine code calling
>>> other wine code?
>> Why exactly do we need this (both nrelay and relay16) when there
>> is RelayFromInclude?
> RelayFromInclude doesn't follow CreateProcess, if I understand things right...

How about implementing magic values like %native% and %win16% for it 
then? "option-like" debug channels seem very unintuitive to me...

Felix