Add a demo notification

editions/clientserver/tiddlers/SampleNotification.tid

@@ -0,0 +1,5 @@
+title: SampleNotification
+tags: demo
+modified: 201305081131
+
+{{$:/images/done-button.svg}} This is a notification!

editions/tw5.com/tiddlers/Demos.tid

@@ -1,10 +1,10 @@
-tags: introduction
+modified: 201305081130
 title: Demos
-modified: 201304251654
+tags: introduction
 
 Here are a few features of TiddlyWiki that you can explore:
 
-* Invoke a demonstration wizard: <$button message="tw-modal" param="SampleWizard" class="btn btn-inverse">demo</$button> (the text of the wizard is in the tiddler SampleWizard)
+* Invoke a sample: <$button message="tw-modal" param="SampleWizard" class="btn btn-inverse">wizard</$button> or <$button message="tw-notify" param="SampleNotification" class="btn btn-inverse">notification</$button>
 * Save this wiki as a static HTML file: <$button message="tw-save-wiki" param="$:/core/templates/static.template.html" class="btn">Save Static</$button>
 * Browse the list of AllTiddlers or the SystemTiddlers
 * Examine the example [[bitmap images|Motovun Jack.jpg]] and [[SVG images|Motovun Jack.svg]]