Added velocity mode and sample doc to demo

demo/kitchen-sink/docs/velocity.vm

@@ -0,0 +1,44 @@
+#*
+  This is a sample comment block that
+  spans multiple lines.
+*#
+
+#macro ( outputItem $item )
+  <li>${item}</li>
+#end
+
+## Define the items to iterate
+#set ( $items = [1, 2, 3, 4] )
+
+<ul>
+  ## Iterate over the items and output the evens.
+  #foreach ( $item in $items )
+    #if ( $_MathTool.mod($item, 2) == 0 )
+      #outputItem ($item)
+    #end
+  #end
+</ul>
+
+<script>
+  /*
+    A sample function to decomstrate
+    JavaScript highlighting and folding.
+  */
+  function foo(items, nada) {
+    for (var i=0; i<items.length; i++) {
+      alert(items[i] + "juhu\n");
+    }
+  }
+</script>
+
+<style>
+  /*
+    A sample style to decomstrate
+    CSS highlighting and folding.
+  */
+  .class {
+    font-family: Monaco, "Courier New", monospace;
+    font-size: 12px;
+    cursor: text;
+  }
+</style>