Debugger: Make use of the "displayedtype" attribute.

Fix "displayedtype" in CDB, display it elsewhere.
Log debugger settings in DebuggerManager startup.
Acked-by: hjk <qtc-committer@nokia.com>

src/plugins/debugger/watchutils.h

@@ -102,6 +102,7 @@ struct QtDumperResult
         QString address;
         QString exp;
         QString type;
+        QString displayedType;
         QByteArray key;
         bool valueEncountered;
         QByteArray value;