Initial cut for a development server

test/all_tests.dart

Index: test/all_tests.dart
diff --git a/test/all_tests.dart b/test/all_tests.dart
index 1b41c0d616914486f9f059ac38372a1a58dee817..65852d99f3e67e9b6548cda43ff33b677bf0bc2a 100644
--- a/test/all_tests.dart
+++ b/test/all_tests.dart
@@ -14,14 +14,17 @@ import 'codegen_test.dart' as codegen_test;
 import 'end_to_end_test.dart' as e2e;
 import 'report_test.dart' as report_test;
 import 'runtime/dart_runtime_test.dart' as runtime_test;
+import 'dependency_graph_test.dart' as dependency_graph_test;
 
 main(args) {
+  groupSep = " > ";
   useCompactVMConfiguration();
   group('end-to-end', e2e.main);
   group('inferred types', inferred_type_test.main);
   group('checker', checker_test.main);
   group('report', report_test.main);
   group('runtime', runtime_test.main);
+  group('dependency_graph', dependency_graph_test.main);
   group('codegen', () => codegen_test.main(args));
   var args2 = new List.from((args == null) ? [] : args, growable: true);
   args2.add("--dart-gen");