Doc - Add link to platform notes.

Reviewed-by: olli
Reviewed-by: Niels Weber

doc/qtcreator.qdoc

@@ -5746,6 +5746,10 @@
     information about the Maemo platform, see
     \l{http://maemo.org/intro/platform/}{Software Platform} on the Maemo web site.
 
+    For more information about developing applications for the Maemo 5
+    platform, select \gui {Help > Index} and look for \gui {Platform Notes},
+    or see
+    \l{http://doc.qt.nokia.com/qt-maemo-4.6/platform-notes.html}{Platform Notes - Maemo 5}.
 
     \section1 Hardware and Software Requirements
 
@@ -6234,6 +6238,11 @@
 
     \title Setting Up Development Environment for Symbian
 
+    For more information about developing applications for the Symbian
+    platform, select \gui {Help > Index} and look for \gui {Platform Notes},
+    or see
+    \l{http://doc.qt.nokia.com/4.6/platform-notes-symbian.html}{Platform Notes - Symbian}.
+
     \section1 Hardware and Software Requirements
 
     Windows is the only development platform for the Symbian target