RFA: Add Epiphany newlib & libgloss port

[Joern Rennecke]

Quoting Jim Meyering <jim@meyering.net>:

> I was curious, so did a casual review and spotted a few problems.

Thanks.

Attached is an updated version of the port.  I didn't change
configure.ac -> configure.in , as this is still not done for other
ports, either.

The ChangLog entry is also slightly changed to take account of a former
third contributor.

2011-11-10  Jeremy Bennett  <jeremy.bennett@embecosm.com>
              Alan Lehotsky  <apl@alum.mit.edu>
              Joern Rennecke  <joern.rennecke@embecosm.com>

toplevel:
          * COPYING.NEWLIB: Add Adapteva notice.
          * COPYING.LIBGLOSS: Add Adapteva notice.
libgloss:
          * configure.in: Add Epiphany support.
          * configure: Regenerate.
          * epiphany: New directory.
          * libgloss/README: Add Epiphany entry.
newlib:
          * configure.host: Add Epiphany support.
          * libc/include/machine/ieeefp.h: Likewise.
          * libc/include/machine/setjmp.h: Likewise.
          * libc/machine/configure.in, libc/sys/configure.in: Likewise.
          * libc/machine/configure, libc/sys/configure: Regenerate.
          * libc/machine/epiphany, libc/sys/epiphany: New directories.
          * NEWS: Mention addition of Epiphany.

The change in the diff is the removal of two trailing spaces.
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