Move `analyzer_cli` into the SDK.

pkg/analyzer_cli/bin/analyzer.dart

+#!/usr/bin/env 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.
 
-import 'package:expect/expect.dart';
+import 'package:analyzer_cli/src/driver.dart';
 
-class T {
-  A foo(int x) {}
+
+
+
+/// The entry point for the analyzer.
+void main(List<String> args) {
+  var starter = new Driver();
+  starter.start(args);
+  
 }
-
-class A{}
-
-typedef A F(int x);
-
-use(x) => x;
-
-runTest() {
-  use(new A());
-  Expect.isTrue(new T().foo is F);
-}