Update polymer tutorial; make directory paths match new sample structure

src/diagrams/tutorials/polymer-intro/css-styling.graffle/data.plist

 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
         <key>ActiveLayerIndex</key>
         <integer>0</integer>
         <key>ApplicationVersion</key>
         <array>
                 <string>com.omnigroup.OmniGrafflePro</string>
                 <string>139.18.0.187838</string>
@@ skipping 35 matching lines @@
         <key>Creator</key>
         <string>Mary Campione</string>
         <key>DisplayScale</key>
         <string>1 0/72 in = 1.0000 in</string>
         <key>GraphDocumentVersion</key>
         <integer>8</integer>
         <key>GraphicsList</key>
         <array>
                 <dict>
                         <key>Bounds</key>
-                        <string>{{527, 110}, {182, 84}}</string>
+                        <string>{{527, 96}, {182, 84}}</string>
                         <key>Class</key>
                         <string>ShapedGraphic</string>
                         <key>ID</key>
                         <integer>34188</integer>
                         <key>ImageID</key>
                         <integer>1</integer>
                         <key>Shape</key>
                         <string>Rectangle</string>
                         <key>Style</key>
                         <dict>
@@ skipping 43 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\cocoartf1265\cocoasubrtf190
+                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1265\cocoasubrtf200
 \cocoascreenfonts1{\fonttbl\f0\fmodern\fcharset0 CourierNewPSMT;}
 {\colortbl;\red255\green255\blue255;}
 \deftab720
 \pard\pardeftab720
 
 \f0\fs24 \cf0 &lt;polymer-element name="tute-stopwatch"&gt;\
  \
   &lt;template&gt;\
     &lt;style&gt;\
       :host \{\
@@ skipping 25 matching lines @@
                         <dict>
                                 <key>ID</key>
                                 <integer>34180</integer>
                                 <key>Info</key>
                                 <integer>1</integer>
                         </dict>
                         <key>ID</key>
                         <integer>34194</integer>
                         <key>Points</key>
                         <array>
-                                <string>{171, 95.567848700992258}</string>
-                                <string>{228.5, 95.973454915986736}</string>
+                                <string>{171, 95.567848015874858}</string>
+                                <string>{228.5, 95.973453741499767}</string>
                         </array>
                         <key>Style</key>
                         <dict>
                                 <key>stroke</key>
                                 <dict>
                                         <key>HeadArrow</key>
                                         <string>FilledArrow</string>
                                         <key>Legacy</key>
                                         <true/>
                                         <key>TailArrow</key>
@@ skipping 49 matching lines @@
                                 <dict>
                                         <key>Draws</key>
                                         <string>NO</string>
                                 </dict>
                         </dict>
                         <key>Text</key>
                         <dict>
                                 <key>Pad</key>
                                 <integer>0</integer>
                                 <key>Text</key>
-                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1265\cocoasubrtf190
+                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1265\cocoasubrtf200
 \cocoascreenfonts1{\fonttbl\f0\fnil\fcharset0 HelveticaNeue;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
 
 \f0\fs26 \cf0 Targets the custom element}</string>
                                 <key>VerticalPad</key>
                                 <integer>0</integer>
                         </dict>
                         <key>Wrap</key>
                         <string>NO</string>
@@ skipping 47 matching lines @@
                         <string>LineGraphic</string>
                         <key>Head</key>
                         <dict>
                                 <key>ID</key>
                                 <integer>34188</integer>
                         </dict>
                         <key>ID</key>
                         <integer>34191</integer>
                         <key>Points</key>
                         <array>
-                                <string>{471, 152}</string>
-                                <string>{527, 152}</string>
+                                <string>{471, 138.07863708439675}</string>
+                                <string>{527, 138.11257678941575}</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>34160</integer>
                         </dict>
                 </dict>
                 <dict>
                         <key>Bounds</key>
-                        <string>{{211.5, 76}, {259.5, 152}}</string>
+                        <string>{{211.5, 76}, {259.5, 124}}</string>
                         <key>Class</key>
                         <string>ShapedGraphic</string>
                         <key>ID</key>
                         <integer>34160</integer>
                         <key>Shape</key>
                         <string>Rectangle</string>
                         <key>Style</key>
                         <dict>
                                 <key>fill</key>
                                 <dict>
@@ skipping 66 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\cocoartf1265\cocoasubrtf190
+                                <string>{\rtf1\ansi\ansicpg1252\cocoartf1265\cocoasubrtf200
 \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/css-styling.png}</string>
                                 <key>VerticalPad</key>
                                 <integer>2</integer>
                         </dict>
                         <key>Wrap</key>
                         <string>NO</string>
@@ skipping 47 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>2014-03-13 18:45:07 +0000</string>
+        <string>2014-05-29 18:33:56 +0000</string>
         <key>Modifier</key>
-        <string>Mary Campione</string>
+        <string>Kathy Walrath</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>
         <key>PrintInfo</key>
         <dict>
@@ skipping 15 matching lines @@
                 <key>NSPaperSize</key>
                 <array>
                         <string>size</string>
                         <string>{612, 792}</string>
                 </array>
                 <key>NSPrintReverseOrientation</key>
                 <array>
                         <string>int</string>
                         <string>0</string>
                 </array>
-                <key>NSPrinter</key>
-                <array>
-                        <string>coded</string>
-                        <string>BAtzdHJlYW10eXBlZIHoA4QBQISEhAlOU1ByaW50ZXIAhIQITlNPYmplY3QAhZKEhIQITlNTdHJpbmcBlIQBKw1kb2RnZXJzLWNvbG9yhoY=</string>
-                </array>
-                <key>NSPrinterName</key>
-                <array>
-                        <string>string</string>
-                        <string>dodgers-color</string>
-                </array>
                 <key>NSRightMargin</key>
                 <array>
                         <string>float</string>
                         <string>18</string>
                 </array>
                 <key>NSTopMargin</key>
                 <array>
                         <string>float</string>
                         <string>18</string>
                 </array>
@@ skipping 23 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>{{222, 208}, {1153, 1143}}</string>
+                <string>{{-56, 346}, {1153, 1143}}</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>{{0, -128}, {996, 989}}</string>
                 <key>Zoom</key>
                 <real>1</real>
                 <key>ZoomValues</key>
                 <array>
                         <array>
                                 <string>Canvas 1</string>
                                 <real>1</real>
                                 <real>1</real>
                         </array>
                 </array>
         </dict>
 </dict>
 </plist>