Fixed building the iOS Demo files in debug mode

Xcode-iOS/Demos/Demos.xcodeproj/project.pbxproj

@@ -571,7 +571,7 @@
 		29B97313FDCFA39411CA2CEA /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0420;
+				LastUpgradeCheck = 0630;
 			};
 			buildConfigurationList = C01FCF4E08A954540054247B /* Build configuration list for PBXProject "Demos" */;
 			compatibilityVersion = "Xcode 3.2";
@@ -818,6 +818,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				GCC_OPTIMIZATION_LEVEL = 0;
 				HEADER_SEARCH_PATHS = ../../include;
+				ONLY_ACTIVE_ARCH = YES;
 				PRELINK_LIBS = "";
 				SDKROOT = iphoneos;
 				TARGETED_DEVICE_FAMILY = "1,2";