Proposal to deprecate: mep (Toshiba Media Processor)

[DJ Delorie]

> Given a combination of "I have new responsibilities" and "nothing has
> happened with mep for a long time" I would like to step down as mep
> maintainer.
> 
> If someone would like to pick up maintainership of this target, please
> contact me and/or the steering committee.  Otherwise, I propose this
> target be deprecated in GCC 6 and removed in 7.

MeP is now deprecated.