Convert L examples to use strapless template

examples/layer-spy.html

@@ -1,6 +1,6 @@
 ---
-layout: example.html
-title: Layer Spy Example
+layout: strapless.html
+title: Layer Spy
 shortdesc: View a portion of one layer over another
 docs: >
   <p>Layer rendering can be manipulated in <code>precompose</code> and <code>postcompose</code> event listeners.
@@ -12,8 +12,4 @@ tags: "spy, image manipulation"
 cloak:
   Ak-dzM4wZjSqTlzveKz5u0d4IQ4bRzVI309GxmkgSVr1ewS6iPSrOvOKhA-CJlm3: Your Bing Maps Key from http://bingmapsportal.com/ here
 ---
-<div class="row-fluid">
-  <div class="span12">
-    <div id="map" class="map"></div>
-  </div>
-</div>
+<div id="map" class="map"></div>