Making waf to compile QT-based version of the app

Change-Id: Id3e7e8e025b4ba2368a09be938b35753dd34c209
diff --git a/linux/tray-menu.cpp b/linux/tray-menu.cpp
index f345828..cbcc857 100644
--- a/linux/tray-menu.cpp
+++ b/linux/tray-menu.cpp
@@ -573,3 +573,8 @@
     delete daemonStatusTimer;
     delete dialog;
 }
+
+#if WAF
+#include "tray-menu.moc"
+#include "tray-menu.cpp.moc"
+#endif