Readded files that were accidentally removed.

tests/corelib_2/regexp/repeat-match-waldemar_test.dart

 // Copyright (c) 2014, the Dart project authors. All rights reserved.
 // Copyright 2013 the V8 project authors. All rights reserved.
 // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions
 // are met:
 // 1.  Redistributions of source code must retain the above copyright
 //     notice, this list of conditions and the following disclaimer.
 // 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 39 matching lines @@
   shouldBe(new RegExp(r"(?:a*?){2,3}").firstMatch(""), [""]);
 
   shouldBe(new RegExp(r"(?:a*?)?").firstMatch("aa"), ["a"]);
   shouldBe(new RegExp(r"(?:a*?)?").firstMatch("a"), ["a"]);
   shouldBe(new RegExp(r"(?:a*?)?").firstMatch(""), [""]);
 
   shouldBe(new RegExp(r"(?:a*?)*").firstMatch("aa"), ["aa"]);
   shouldBe(new RegExp(r"(?:a*?)*").firstMatch("a"), ["a"]);
   shouldBe(new RegExp(r"(?:a*?)*").firstMatch(""), [""]);
 }