C++: Add support for C++11 range-based 'for' loops

Change-Id: I7eef048a7952a79f031ae3d0abba68e3c5ffbfb8
Reviewed-by: Roberto Raggi <roberto.raggi@nokia.com>

src/plugins/cppeditor/cppinsertdecldef.cpp

@@ -639,6 +639,12 @@ public:
         return false;
     }
 
+    bool visit(RangeBasedForStatementAST *stmt)
+    {
+        statement(stmt->statement);
+        return false;
+    }
+
     bool visit(ForStatementAST *stmt)
     {
         statement(stmt->initializer);