Show the platform version in the analysis server status page.

pkg/analysis_server/lib/src/status/get_handler2.dart

 // Copyright (c) 2016, 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 'dart:convert';
 import 'dart:io';
 import 'dart:math';
 
 import 'package:analysis_server/plugin/protocol/protocol.dart' hide Element;
 import 'package:analysis_server/src/analysis_server.dart';
@@ skipping 1087 matching lines @@
       buffer.write('New analysis driver: ');
       buffer.write(analysisServer.options.enableNewAnalysisDriver);
       buffer.write('<br>');
       buffer.write('Instrumentation: ');
       if (AnalysisEngine.instance.instrumentationService.isActive) {
         buffer.write('<span style="color:red">Active</span>');
       } else {
         buffer.write('Inactive');
       }
       buffer.write('<br>');
-      buffer.write('Version: ');
+      buffer.write('Server version: ');
       buffer.write(AnalysisServer.VERSION);
       buffer.write('<br>');
+      buffer.write('SDK: ');
+      buffer.write(Platform.version);
+      buffer.write('<br>');
       buffer.write('Process ID: ');
       buffer.write(pid);
       buffer.write('</p>');
 
       buffer.write('<p><b>Performance Data</b></p>');
       buffer.write('<p>');
       buffer.write(makeLink(
           COMMUNICATION_PERFORMANCE_PATH, {}, 'Communication performance'));
       buffer.write('</p>');
     }, (StringBuffer buffer) {
@@ skipping 110 matching lines @@
       String path, Map<String, String> params, String innerHtml,
       [bool hasError = false]) {
     Uri uri = params.isEmpty
         ? new Uri(path: path)
         : new Uri(path: path, queryParameters: params);
     String href = HTML_ESCAPE.convert(uri.toString());
     String classAttribute = hasError ? ' class="error"' : '';
     return '<a href="$href"$classAttribute>$innerHtml</a>';
   }
 }