removing Web UI tutorials, updating remaining 4 to current release, + review pass

src/site/docs/tutorials/forms/examples/slambook/out/web/tute_slambookform.dart

Index: src/site/docs/tutorials/forms/examples/slambook/out/web/tute_slambookform.dart
diff --git a/src/site/docs/tutorials/forms/examples/slambook/out/web/xslambookform.dart b/src/site/docs/tutorials/forms/examples/slambook/out/web/tute_slambookform.dart
similarity index 55%
rename from src/site/docs/tutorials/forms/examples/slambook/out/web/xslambookform.dart
rename to src/site/docs/tutorials/forms/examples/slambook/out/web/tute_slambookform.dart
index 2bb91308ae360852c6c0ffa582bc793172188932..a8e7a6a03ff40deaf9277335419c55f1cccb6bdc 100644
--- a/src/site/docs/tutorials/forms/examples/slambook/out/web/xslambookform.dart
+++ b/src/site/docs/tutorials/forms/examples/slambook/out/web/tute_slambookform.dart
@@ -1,52 +1,32 @@
 import 'dart:html';
-import 'dart:json' as json;
+import 'dart:convert';
 import 'package:polymer/polymer.dart';
 
-@CustomTag('x-slambook-form')
-class SlamBookComponent extends PolymerElement with ChangeNotifierMixin {
-  
-  String __$firstName = "mem";
-  String get firstName => __$firstName;
-  set firstName(String value) {
-    __$firstName = notifyPropertyChange(const Symbol('firstName'), __$firstName, value);
-  }
+@CustomTag('tute-slambook-form')
+class TuteSlamBookForm extends PolymerElement {
   
+  @observable String get firstName => __$firstName; String __$firstName = "mem"; set firstName(String value) { __$firstName = notifyPropertyChange(#firstName, __$firstName, value); }
   
   // Set up the maps for the form and give initial values.
   // Boolean values in this map are bound with bind-checked to checkboxes.
-  Map<String, bool> __$favoriteThings = toObservable({
-      'kittens': true, 'raindrops': false,
-      'mittens': true, 'kettles': false});
-  Map<String, bool> get favoriteThings => __$favoriteThings;
-  set favoriteThings(Map<String, bool> value) {
-    __$favoriteThings = notifyPropertyChange(const Symbol('favoriteThings'), __$favoriteThings, value);
-  }
-  
+  @observable Map<String, bool> get favoriteThings => __$favoriteThings; Map<String, bool> __$favoriteThings = toObservable({
+    'kittens': true, 'raindrops': false,
+    'mittens': true, 'kettles': false}); set favoriteThings(Map<String, bool> value) { __$favoriteThings = notifyPropertyChange(#favoriteThings, __$favoriteThings, value); }
   
   // This map contains the rest of the forma data.
-  Map __$theData = toObservable({
-      'firstName':      'mem',
-      'favoriteQuote':  'Enjoy all your meals.',
-      'favoriteColor':  '#4169E1',
-      'birthday':       '1963-08-30',
-      'volume':         '11', //I want this to be bound to an integer!
-      'catOrDog':       'dog',
-      'music':          2,
-      'zombies':        true
-      // Add favoriteThings later...can't do it here...there is no this.
-    });
-  Map get theData => __$theData;
-  set theData(Map value) {
-    __$theData = notifyPropertyChange(const Symbol('theData'), __$theData, value);
-  }
-  
+  @observable Map get theData => __$theData; Map __$theData = toObservable({
+    'firstName':      'mem',
+    'favoriteQuote':  'Enjoy all your meals.',
+    'favoriteColor':  '#4169E1',
+    'birthday':       '1963-08-30',
+    'volume':         '11', //I want this to be bound to an integer!
+    'catOrDog':       'dog',
+    'music':          2,
+    'zombies':        true
+    // Add favoriteThings later...can't do it here...there is no this.
+  }); set theData(Map value) { __$theData = notifyPropertyChange(#theData, __$theData, value); }
 
-  String __$serverResponse = '';
-  String get serverResponse => __$serverResponse;
-  set serverResponse(String value) {
-    __$serverResponse = notifyPropertyChange(const Symbol('serverResponse'), __$serverResponse, value);
-  }
-  
+  @observable String get serverResponse => __$serverResponse; String __$serverResponse = ''; set serverResponse(String value) { __$serverResponse = notifyPropertyChange(#serverResponse, __$serverResponse, value); }
   HttpRequest request;
 
   void submitForm(Event e, var detail, Node target) {
@@ -95,12 +75,12 @@ class SlamBookComponent extends PolymerElement with ChangeNotifierMixin {
     theData['catOrDog'] = 'cat';
     theData['music'] = 0;
     theData['zombies'] = false;
-    serverResponse = 'Data cleared.';
+    serverResponse = 'Data reset.';
   }
   
   String _slambookAsJsonData() {
     // Put favoriteThings in the map.
     theData['favoriteThings'] = favoriteThings;
-    return json.stringify(theData);
+    return JSON.encode(theData);
   }
 }