Performed suggest Xcode project modernization.

Author: matej

Demo/HudDemo.xcodeproj/project.pbxproj

@@ -176,7 +176,7 @@
 			isa = PBXProject;
 			attributes = {
 				CLASSPREFIX = MB;
-				LastUpgradeCheck = 0460;
+				LastUpgradeCheck = 0500;
 				ORGANIZATIONNAME = "Matej Bukovinski";
 			};
 			buildConfigurationList = C01FCF4E08A954540054247B /* Build configuration list for PBXProject "HudDemo" */;
@@ -281,16 +281,19 @@
 		C01FCF4F08A954540054247B /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ARCHS = "$(ARCHS_STANDARD_32_BIT)";
+				CLANG_WARN_BOOL_CONVERSION = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				GCC_C_LANGUAGE_STANDARD = c99;
 				GCC_VERSION = com.apple.compilers.llvm.clang.1_0;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
 				GCC_WARN_UNINITIALIZED_AUTOS = YES;
+				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 4.0;
 				ONLY_ACTIVE_ARCH = YES;
@@ -301,16 +304,19 @@
 		C01FCF5008A954540054247B /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ARCHS = "$(ARCHS_STANDARD_32_BIT)";
+				CLANG_WARN_BOOL_CONVERSION = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				GCC_C_LANGUAGE_STANDARD = c99;
 				GCC_VERSION = com.apple.compilers.llvm.clang.1_0;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
 				GCC_WARN_UNINITIALIZED_AUTOS = YES;
+				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				SDKROOT = iphoneos;
 			};

Demo/HudDemo.xcodeproj/xcshareddata/xcschemes/HudDemo.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0460"
+   LastUpgradeVersion = "0500"
    version = "1.8">
    <BuildAction
       parallelizeBuildables = "YES"

MBProgressHUD.xcodeproj/xcshareddata/xcschemes/MBProgressHUD.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0460"
+   LastUpgradeVersion = "0500"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"