Target deprecation, round two

[David Edelsohn]

>>>>> Zack Weinberg writes:

Zack> This is my updated list of targets to be deprecated in 3.3 and removed
Zack> in 3.4.  It's exhaustive - if there's something currently listed in
Zack> mainline config.gcc as deprecated but not on that list, it's been
Zack> reprieved.

Zack> i370-*-*

	Again, please do not remove this target.  Dave Pitt and others
continue to work on it.

Thanks, David