diff --git a/wolf3d/code/.DS_Store b/wolf3d/code/.DS_Store
index 756763e..6318b30 100644
Binary files a/wolf3d/code/.DS_Store and b/wolf3d/code/.DS_Store differ
diff --git a/wolf3d/code/iphone/wolf3d.xcodeproj/project.pbxproj b/wolf3d/code/iphone/wolf3d.xcodeproj/project.pbxproj
index 929623b..47091f2 100644
--- a/wolf3d/code/iphone/wolf3d.xcodeproj/project.pbxproj
+++ b/wolf3d/code/iphone/wolf3d.xcodeproj/project.pbxproj
@@ -1256,7 +1256,7 @@
 		29B97313FDCFA39411CA2CEA /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0930;
+				LastUpgradeCheck = 1000;
 				TargetAttributes = {
 					A1337A0D2090BAE300F4D670 = {
 						CreatedOnToolsVersion = 9.3;
@@ -1773,7 +1773,6 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
-				PREBINDING = NO;
 				"PROVISIONING_PROFILE[sdk=iphoneos*]" = "E2E91433-8CD1-46DB-9DC5-B7E4C84FD1C2";
 				SDKROOT = iphoneos;
 				SYMROOT = ../../build;
@@ -1843,7 +1842,6 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
-				PREBINDING = NO;
 				"PROVISIONING_PROFILE[sdk=iphoneos*]" = "E2E91433-8CD1-46DB-9DC5-B7E4C84FD1C2";
 				SDKROOT = iphoneos;
 				SYMROOT = ../../build;
@@ -1909,7 +1907,6 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
-				PREBINDING = NO;
 				"PROVISIONING_PROFILE[sdk=iphoneos*]" = "";
 				SDKROOT = iphoneos;
 				SYMROOT = ../../build;
@@ -1981,7 +1978,6 @@
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				ONLY_ACTIVE_ARCH = YES;
-				PREBINDING = NO;
 				SDKROOT = iphoneos;
 				SYMROOT = ../../build;
 			};
@@ -2397,7 +2393,6 @@
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				ONLY_ACTIVE_ARCH = YES;
-				PREBINDING = NO;
 				SDKROOT = iphoneos;
 				SYMROOT = ../../build;
 			};
@@ -2441,7 +2436,6 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
-				PREBINDING = NO;
 				"PROVISIONING_PROFILE[sdk=iphoneos*]" = "";
 				SDKROOT = iphoneos;
 				SYMROOT = ../../build;
@@ -2482,7 +2476,6 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
-				PREBINDING = NO;
 				"PROVISIONING_PROFILE[sdk=iphoneos*]" = "31C73095-0DD9-4ABA-BB25-8D23F661F10F";
 				SDKROOT = iphoneos;
 				SYMROOT = ../../build;
@@ -2551,7 +2544,6 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
-				PREBINDING = NO;
 				"PROVISIONING_PROFILE[sdk=iphoneos*]" = "31C73095-0DD9-4ABA-BB25-8D23F661F10F";
 				SDKROOT = iphoneos;
 				SYMROOT = ../../build;