Clean up pch file

Author: wutschel

XBMC Remote/Kodi Remote-Prefix.pch

@@ -1,16 +1,3 @@
-//
-// Prefix header for all source files of the 'XBMC Remote' target in the 'XBMC Remote' project
-//
-
-#import <Availability.h>
-
-#ifndef __IPHONE_4_0
-#warning "This project uses features only available in iOS SDK 4.0 and later."
-#endif
-
+#import <UIKit/UIKit.h>
+#import <Foundation/Foundation.h>
 #import "ConvenienceMacros.h"
-
-#ifdef __OBJC__
-    #import <UIKit/UIKit.h>
-    #import <Foundation/Foundation.h>
-#endif