Doc: enabling the Madde plugin

Change-Id: Id023b9a8bbb1d2d5722f5bb4f35026eb44536ae0
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>

doc/src/linux-mobile/maemodev.qdoc

@@ -36,6 +36,10 @@
     run, and deploy Maemo 5 applications as a part of the custom installation
     in the Qt 4 SDK online installer.
 
+    \note In \QC 2.7, and later, the Madde plugin that you need for Maemo
+    development is disabled by default. To enable it, select \gui Help >
+    \gui {About Plugins} > \gui {Device Support} > \gui Madde and restart \QC.
+
     \if defined(qcmanual)
     For more
     information about the Maemo 5 platform, see

doc/src/linux-mobile/meegodev.qdoc

@@ -35,6 +35,10 @@
     to create, build, debug, run, and deploy Harmattan applications as part of
     the Qt 4 SDK.
 
+    \note In \QC 2.7, and later, the Madde plugin that you need for MeeGo
+    development is disabled by default. To enable it, select \gui Help >
+    \gui {About Plugins} > \gui {Device Support} > \gui Madde and restart \QC.
+
     \if defined(qcmanual)
     For more information about the Harmattan platform, see
     \l{http://library.developer.nokia.com/topic/MeeGo_1.2_Harmattan_API/html/guide/html/Developer_Library_Harmattan_overview_5dcf.html}