copy synmacph only on mavericks. fixed warning on 10.6

ext/toolchain/commands1.py

@@ -780,6 +780,7 @@ class InternalCommands:
 			shutil.copy(targetDir + "/synergys", bundleBinDir)
 			shutil.copy(targetDir + "/syntool", bundleBinDir)
 			
+			if self.macSdk == "10.9":
 				launchServicesDir = dir + "/Synergy.app/Contents/Library/LaunchServices/"
 				if not os.path.exists(launchServicesDir):
 					os.makedirs(launchServicesDir)

src/gui/src/AXDatabaseCleaner.h

@@ -17,7 +17,7 @@
 
 #pragma once
 
-#include <QtCore>
+#include <AvailabilityInternal.h>
 
 // HACK: ideally this file should not be included in project,
 // if it is below marvericks, but it seems that .pro can't