code review 180047: 1) Change default gofmt default settings for

src/pkg/big/nat.go

 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
 // This file contains operations on unsigned multi-precision integers.
 // These are the building blocks for the operations on signed integers
 // and rationals.
 
 // This package implements multi-precision arithmetic (big numbers).
 // The following numeric types are supported:
@@ skipping 760 matching lines @@
                         }
                         if cmpNN(y, bigOne) == 0 {
                                 return false
                         }
                 }
                 return false
         }
 
         return true
 }