removed some un-necessary files in examples and the cache in db running demo

applications/examples/views/default/examples.html

@@ -593,7 +593,6 @@ def cache_db_select():
     return dict(records=records)
     """.strip(),language='web2py',link=URL('global','vars'),_class='boxCode')}}
     <p>The results of a select are complex unpickleable objects that cannot be cached using the previous method, but the select command takes an argument <tt>cache=(cache_model,time_expire)</tt> and will cache the result of the query accordingly. Notice that the key is not necessary since key is generated based on the database name and the select string.
-    <br/>Try it here: <a href="/{{=request.application}}/cache_examples/cache_db_select">cache_db_select</a></p>
 
     <h2 id="ajax_examples">Ajax Examples</h2>
 

applications/examples/views/default/index.html

@@ -1,5 +1,18 @@
 {{right_sidebar_enabled=True}}
 {{extend 'layout.html'}}
+{{
+import random
+quotes = [
+        ("web2py was the life saver today for me, my blog post: Standalone Usage of web2py's", "caglartoklu", "http://twitter.com/#!/caglartoklu/status/84292131707031553"),
+        ("Get Things Done - Faster, Better and More Easily with web2py",
+         "Bruno Rocha",  "http://twitter.com/#!/rochacbruno/status/73583156044890112"),
+        ("Please use www.web2py.com when using MVC , no PHP/SQL stuff please...its 2011 not 1999", "rabblesoft", "http://twitter.com/#!/rabblesoft/status/79189028431343616"),
+        ('web2py rules! as a sysadmin I like the no installation and no configuration approach a lot)', "kjogut", "http://twitter.com/#!/jkogut/status/61414554273447936"),
+        ("web2py it is. Compatible with everything under the sun and great interfaces to googleappengine", "comamitc","http://twitter.com/#!/comamitc/status/51744719071477760"),
+        ("If you are still learning python, web2py is best tool by far", "pbreit", "http://twitter.com/#!/pbreit/status/48260905775017984")
+        ]
+random.shuffle(quotes)
+}}
 
 <table width="100%">
   <tr>