Added netstyle theme by Gabriele Maidecchi. Patch #1041323.

ChangeLog

@@ -146,6 +146,7 @@ Version 1.5.1 -- CVS
     class/deliver/Deliver_SendMail.class.php. Thanks to Ken Brush.
   - Global file based address book is controled in configuration. Removed
     global_file address book backend (use 'local_file' instead). 
+  - Added Net-Style theme by Gabriele Maidecchi. Closes patch #1041323.
 
 Version 1.5.0
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