Fix licenseck to allow 2012-2013 as the year range

Author: catamorphism

src/etc/licenseck.py

@@ -8,6 +8,17 @@
 # option. This file may not be copied, modified, or distributed
 # except according to those terms.
 
+license0 = """// Copyright 2012-2013 The Rust Project Developers. See the
+// COPYRIGHT file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+"""
+
 license1 = """// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
 // file at the top-level directory of this distribution and at
 // http://rust-lang.org/COPYRIGHT.
@@ -41,7 +52,7 @@
 # except according to those terms.
 """
 
-licenses = [license1, license2, license3]
+licenses = [license0, license1, license2, license3]
 
 exceptions = [
     "rt/rust_android_dummy.cpp", # BSD, chromium

src/libstd/cmp.rs

@@ -1,5 +1,5 @@
-// Copyright 2012-2013 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
+// Copyright 2012-2013 The Rust Project Developers. See the
+// COPYRIGHT file at the top-level directory of this distribution and at
 // http://rust-lang.org/COPYRIGHT.
 //
 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or