[newlib-cygwin] Created tag newlib-snapshot-20170818

[Jeff Johnston]

The unsigned tag 'newlib-snapshot-20170818' was created pointing to:

 c496cbb... Add RISC-V port for libgloss

Tagger: Jeff Johnston <jjohn...@redhat.com>
Date: Fri Aug 18 10:09:01 2017 -0400

    Newlib snapshot for 20170818