Update to mobile phone detection

This patch updates mobile phone detection to detect the iPhone and the iPod touch. It also removes checking for PPC, since this detects PowerPC Macs, and one of the other strings should match on a PocketPC.

diff -u --exclude '*~' --exclude '*#' --new-file -r ../orig-modules/mobit/mobit.module mobit/mobit.module
--- ../orig-modules/mobit/mobit.module  2007-03-13 01:47:35.000000000 +0000
+++ mobit/mobit.module  2008-07-17 06:01:34.000000000 +0000
@@ -25,9 +25,11 @@
   }
   // Check if it is a moblizable client (make sure any updates here go to mobilize.php as well)
   if (strpos($acpt,'wml')    || strpos($uAgt,'PDXGW')      || strpos($uAgt,'portalmmm') ||
-      strpos($uAgt,'DoCoMo') || strpos($uAgt,'Windows CE') || strpos($uAgt,'PPC')       ||
+      strpos($uAgt,'DoCoMo') || strpos($uAgt,'Windows CE') || strpos($uAgt,'IEMobile')  ||
       strpos($uAgt,'Palm')   || strpos($uAgt,'BlackBerry') || strpos($uAgt,'Symbian')   ||
-      strpos($uAgt,'dopod')) {
+      strpos($uAgt,'dopod')  || strpos($uAgt,'iPhone')     || strpos($uAgt,'iPod')      ||
+      strpos($uAgt,'Mobile')
+     ) {
     return true;
     }
   else