enable ARC

Signed-off-by: Felix Paul Kühne <fkuehne@videolan.org>

VLCKit.xcodeproj/project.pbxproj

@@ -929,6 +929,7 @@
 					x86_64,
 					i386,
 				);
+				CLANG_ENABLE_OBJC_ARC = YES;
 				GCC_C_LANGUAGE_STANDARD = c99;
 				GCC_VERSION = "";
 				GCC_WARN_ABOUT_RETURN_TYPE = YES;
@@ -949,6 +950,7 @@
 					x86_64,
 					i386,
 				);
+				CLANG_ENABLE_OBJC_ARC = YES;
 				GCC_C_LANGUAGE_STANDARD = c99;
 				GCC_VERSION = "";
 				GCC_WARN_ABOUT_RETURN_TYPE = YES;