update polymer related info to 0.8.7

src/diagrams/tutorials/polymer-intro/bootstrap-script.graffle

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         <key>ActiveLayerIndex</key>
         <integer>0</integer>
         <key>ApplicationVersion</key>
         <array>
                 <string>com.omnigroup.OmniGrafflePro</string>
                 <string>139.18.0.187838</string>
@@ skipping 72 matching lines @@
                                 <dict>
                                         <key>Draws</key>
                                         <string>NO</string>
                                 </dict>
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                                 <integer>0</integer>
                                 <key>Text</key>
-                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf390
+                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf400
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 \f0\fs24 \cf0 Polymer library}</string>
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                 </dict>
                 <dict>
                         <key>Bounds</key>
                         <string>{{59, 399}, {129, 20}}</string>
@@ skipping 32 matching lines @@
                                         <string>NO</string>
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                                 <key>Align</key>
                                 <integer>0</integer>
                                 <key>Pad</key>
                                 <integer>2</integer>
                                 <key>Text</key>
-                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf390
+                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf400
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 \f0\b\fs26 \cf0 tute_stopwatch.dart}</string>
                                 <key>VerticalPad</key>
                                 <integer>2</integer>
                         </dict>
                         <key>Wrap</key>
                         <string>NO</string>
@@ skipping 45 matching lines @@
                                         <string>NO</string>
                                 </dict>
                         </dict>
                         <key>Text</key>
                         <dict>
                                 <key>Align</key>
                                 <integer>0</integer>
                                 <key>Pad</key>
                                 <integer>2</integer>
                                 <key>Text</key>
-                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf390
+                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf400
 \cocoascreenfonts1{\fonttbl\f0\fnil\fcharset0 HelveticaNeue;}
 {\colortbl;\red255\green255\blue255;\red128\green0\blue0;}
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 \f0\i\b\fs28 \cf2 Save to $tutorial/polymer/images/polymer-library.png}</string>
                                 <key>VerticalPad</key>
                                 <integer>2</integer>
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                         <key>Wrap</key>
                         <string>NO</string>
@@ skipping 27 matching lines @@
                                 <dict>
                                         <key>CornerRadius</key>
                                         <real>7</real>
                                 </dict>
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                         <key>Text</key>
                         <dict>
                                 <key>Align</key>
                                 <integer>0</integer>
                                 <key>Text</key>
-                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf390
+                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf400
 \cocoascreenfonts1{\fonttbl\f0\fmodern\fcharset0 CourierNewPSMT;}
 {\colortbl;\red255\green255\blue255;}
 \deftab720
 \pard\pardeftab720
 
 \f0\fs24 \cf0 import 'dart:html';\
 import 'dart:async';\
 import 'package:polymer/polymer.dart';\
 \
 @CustomTag('tute-stopwatch')\
 class TuteStopwatch extends PolymerElement \{  \
   ...\
 \}}</string>
                         </dict>
                         <key>Wrap</key>
                         <string>NO</string>
                 </dict>
                 <dict>
                         <key>Class</key>
                         <string>LineGraphic</string>
                         <key>Head</key>
                         <dict>
                                 <key>ID</key>
                                 <integer>34208</integer>
                         </dict>
                         <key>ID</key>
                         <integer>34210</integer>
                         <key>Points</key>
                         <array>
-                                <string>{399.39622637060307, 504}</string>
-                                <string>{325.10377336739282, 469}</string>
+                                <string>{399.39622641323285, 504}</string>
+                                <string>{325.10377357580523, 469}</string>
                         </array>
                         <key>Style</key>
                         <dict>
                                 <key>stroke</key>
                                 <dict>
                                         <key>HeadArrow</key>
                                         <string>FilledArrow</string>
                                         <key>Legacy</key>
                                         <true/>
                                         <key>TailArrow</key>
@@ skipping 45 matching lines @@
                                 </dict>
                         </dict>
                         <key>Text</key>
                         <dict>
                                 <key>Align</key>
                                 <integer>2</integer>
                         </dict>
                 </dict>
                 <dict>
                         <key>Bounds</key>
-                        <string>{{12, 87}, {385, 192}}</string>
+                        <string>{{12, 87}, {385, 178}}</string>
                         <key>Class</key>
                         <string>ShapedGraphic</string>
                         <key>FitText</key>
                         <string>YES</string>
                         <key>Flow</key>
                         <string>Resize</string>
                         <key>ID</key>
                         <integer>34200</integer>
                         <key>Shape</key>
                         <string>Rectangle</string>
@@ skipping 13 matching lines @@
                                 <dict>
                                         <key>CornerRadius</key>
                                         <real>7</real>
                                 </dict>
                         </dict>
                         <key>Text</key>
                         <dict>
                                 <key>Align</key>
                                 <integer>0</integer>
                                 <key>Text</key>
-                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf390
+                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf400
 \cocoascreenfonts1{\fonttbl\f0\fmodern\fcharset0 CourierNewPSMT;}
 {\colortbl;\red255\green255\blue255;}
 \deftab720
 \pard\pardeftab720
 
 \f0\fs24 \cf0 \shad\shadx19\shady-20\shadr0\shado85 \shadc0 &lt;!DOCTYPE html&gt;\
 &lt;html&gt;\
   &lt;head&gt;\
     ...\
-    &lt;script src="packages/polymer/boot.js"&gt;&lt;/script&gt;\
-    ...\
+    &lt;script src="packages/browser/dart.js"&gt;&lt;/script&gt;\
   &lt;/head&gt;\
   \
   &lt;body&gt;\
     ...    \
 \pard\pardeftab720
 \cf0 \strike \strikec0 \shad0     &lt;script src="packages/browser/dart.js"&gt;&lt;/script&gt;\
 \pard\pardeftab720
 \cf0 \strike0\striked0 \shad\shadx19\shady-20\shadr0\shado85 \shadc0   &lt;/body&gt;\
 &lt;/html&gt;}</string>
                         </dict>
                         <key>Wrap</key>
                         <string>NO</string>
                 </dict>
                 <dict>
                         <key>Class</key>
                         <string>LineGraphic</string>
                         <key>Head</key>
                         <dict>
                                 <key>ID</key>
                                 <integer>34205</integer>
                         </dict>
                         <key>ID</key>
                         <integer>34207</integer>
                         <key>Points</key>
                         <array>
-                                <string>{437.30769573642704, 198}</string>
-                                <string>{264.69232407404047, 164}</string>
+                                <string>{417.8758645839564, 198}</string>
+                                <string>{260.62913079001413, 164}</string>
                         </array>
                         <key>Style</key>
                         <dict>
                                 <key>stroke</key>
                                 <dict>
                                         <key>HeadArrow</key>
                                         <string>FilledArrow</string>
                                         <key>Legacy</key>
                                         <true/>
                                         <key>TailArrow</key>
                                         <string>0</string>
                                 </dict>
                         </dict>
                         <key>Tail</key>
                         <dict>
                                 <key>ID</key>
                                 <integer>34155</integer>
                         </dict>
                 </dict>
                 <dict>
                         <key>Bounds</key>
-                        <string>{{412, 198}, {142, 18}}</string>
+                        <string>{{412, 198}, {95, 18}}</string>
                         <key>Class</key>
                         <string>ShapedGraphic</string>
                         <key>ID</key>
                         <integer>34155</integer>
                         <key>Shape</key>
                         <string>Rectangle</string>
                         <key>Style</key>
                         <dict>
                                 <key>fill</key>
                                 <dict>
@@ skipping 16 matching lines @@
                                 <dict>
                                         <key>Draws</key>
                                         <string>NO</string>
                                 </dict>
                         </dict>
                         <key>Text</key>
                         <dict>
                                 <key>Align</key>
                                 <integer>0</integer>
                                 <key>Text</key>
-                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf390
+                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf400
 \cocoascreenfonts1{\fonttbl\f0\fswiss\fcharset0 Helvetica;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural
 
-\f0\fs24 \cf0 Polymer bootstrap script}</string>
+\f0\fs24 \cf0 Bootstrap script}</string>
                         </dict>
                 </dict>
                 <dict>
                         <key>Bounds</key>
                         <string>{{12, 21}, {370, 22}}</string>
                         <key>Class</key>
                         <string>ShapedGraphic</string>
                         <key>FitText</key>
                         <string>YES</string>
                         <key>Flow</key>
@@ skipping 36 matching lines @@
                                         <string>NO</string>
                                 </dict>
                         </dict>
                         <key>Text</key>
                         <dict>
                                 <key>Align</key>
                                 <integer>0</integer>
                                 <key>Pad</key>
                                 <integer>2</integer>
                                 <key>Text</key>
-                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf390
+                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf400
 \cocoascreenfonts1{\fonttbl\f0\fnil\fcharset0 HelveticaNeue;}
 {\colortbl;\red255\green255\blue255;\red128\green0\blue0;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural
 
 \f0\i\b\fs28 \cf2 Save to $tutorial/polymer/images/bootstrap-script.png}</string>
                                 <key>VerticalPad</key>
                                 <integer>2</integer>
                         </dict>
                         <key>Wrap</key>
                         <string>NO</string>
@@ skipping 76 matching lines @@
                                         <string>NO</string>
                                 </dict>
                         </dict>
                         <key>Text</key>
                         <dict>
                                 <key>Align</key>
                                 <integer>0</integer>
                                 <key>Pad</key>
                                 <integer>2</integer>
                                 <key>Text</key>
-                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf390
+                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1187\cocoasubrtf400
 \cocoascreenfonts1{\fonttbl\f0\fnil\fcharset0 HelveticaNeue;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural
 
 \f0\b\fs26 \cf0 index.html}</string>
                                 <key>VerticalPad</key>
                                 <integer>2</integer>
                         </dict>
                         <key>Wrap</key>
                         <string>NO</string>
@@ skipping 39 matching lines @@
                 <key>twopiSeparation</key>
                 <real>0.0</real>
         </dict>
         <key>LinksVisible</key>
         <string>NO</string>
         <key>MagnetsVisible</key>
         <string>NO</string>
         <key>MasterSheets</key>
         <array/>
         <key>ModificationDate</key>
-        <string>2013-10-09 23:44:22 +0000</string>
+        <string>2013-10-30 15:55:46 +0000</string>
         <key>Modifier</key>
         <string>Mary Campione</string>
         <key>NotesVisible</key>
         <string>NO</string>
         <key>Orientation</key>
         <integer>2</integer>
         <key>OriginVisible</key>
         <string>NO</string>
         <key>PageBreaks</key>
         <string>YES</string>
@@ skipping 60 matching lines @@
                 <key>CurrentSheet</key>
                 <integer>0</integer>
                 <key>ExpandedCanvases</key>
                 <array>
                         <dict>
                                 <key>name</key>
                                 <string>Canvas 1</string>
                         </dict>
                 </array>
                 <key>Frame</key>
-                <string>{{128, 381}, {1084, 1077}}</string>
+                <string>{{590, 348}, {1084, 1077}}</string>
                 <key>ListView</key>
                 <true/>
                 <key>OutlineWidth</key>
                 <integer>142</integer>
                 <key>RightSidebar</key>
                 <true/>
                 <key>ShowRuler</key>
                 <true/>
                 <key>Sidebar</key>
                 <false/>
                 <key>SidebarWidth</key>
                 <integer>120</integer>
                 <key>VisibleRegion</key>
                 <string>{{-176, -102}, {927, 938}}</string>
                 <key>Zoom</key>
                 <real>1</real>
                 <key>ZoomValues</key>
                 <array>
                         <array>
                                 <string>Canvas 1</string>
                                 <real>1</real>
                                 <real>1</real>
                         </array>
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