[newlib-cygwin] Created tag newlib-snapshot-20170720

[Jeff Johnston]

The unsigned tag 'newlib-snapshot-20170720' was created pointing to:

 25138cc... MSP430: Define __BUFSIZ__ as 256 to prevent default of 1024

Tagger: Jeff Johnston <jjohnstn@redhat.com>
Date: Thu Jul 20 15:06:46 2017 -0400

    Newlib snapshot for 20170720