rename ddc -> dev_compiler, fixes #84

test/checker/checker_test.dart

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 /// General type checking tests
-library ddc.test.checker_test;
+library dev_compiler.test.checker_test;
 
 import 'package:unittest/compact_vm_config.dart';
 import 'package:unittest/unittest.dart';
 
 import 'package:dev_compiler/src/testing.dart';
 
 main() {
   useCompactVMConfiguration();
 
   test('conversion and dynamic invoke', () {
@@ skipping 2687 matching lines @@
         '/main.dart': '''
             class A {}
             class T1 implements A {
                 /*severe:InferableOverride*/toString() {}
             }
          '''
       }, inferFromOverrides: false);
     });
   });
 }