Fix screenshots

Author: lashad

README.mdown

@@ -4,9 +4,9 @@ PTPasscodeViewController
 Want a Passcode view for your iPhone/iPod project ? 
 Here's how to add a PTPasscodeViewController on your project with a few lines of code.
 
-![](https://dl-web.dropbox.com/get/Public/Passcode1.png?w=2aa8b30c) 
-![](https://dl-web.dropbox.com/get/Public/Passcode2.png?w=a97eaea3) 
-![](https://dl-web.dropbox.com/get/Public/Passcode3.png?w=4442c6c9) 
+![](http://dl.dropbox.com/u/15878595/Passcode1.png) 
+![](http://dl.dropbox.com/u/15878595/Passcode2.png) 
+![](http://dl.dropbox.com/u/15878595/Passcode3.png) 
 
 How to use
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