MULE-8013: Added connections configuration parameters for incoming and o...

...utgoing requests.
>  if we do this in the future we may deprecate this parameter in favor of the new one,

My feedback is specifically to avoid having to do this which is not ideal at all.  Also, I can tell you now that from a performance tuning perspective it is important for us to expose this attribute, now if the effort is minimal which I believe it is.