Xcode 12 upgrade check for main scheme

FLEX.xcodeproj/project.pbxproj

@@ -1641,7 +1641,7 @@
 			isa = PBXProject;
 			attributes = {
 				CLASSPREFIX = FLEX;
-				LastUpgradeCheck = 1110;
+				LastUpgradeCheck = 1200;
 				ORGANIZATIONNAME = Flipboard;
 				TargetAttributes = {
 					1C27A8B51F0E5A0300F0D02D = {
@@ -1888,6 +1888,7 @@
 				CLANG_ANALYZER_NONNULL = YES;
 				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = NO;
 				DEBUG_INFORMATION_FORMAT = dwarf;
 				DEVELOPMENT_TEAM = U3LST7M92S;
 				INFOPLIST_FILE = FLEXTests/Info.plist;
@@ -1904,6 +1905,7 @@
 				CLANG_ANALYZER_NONNULL = YES;
 				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = NO;
 				DEVELOPMENT_TEAM = U3LST7M92S;
 				INFOPLIST_FILE = FLEXTests/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 10.3;
@@ -1936,6 +1938,7 @@
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
 				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
@@ -1997,6 +2000,7 @@
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
 				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
@@ -2033,6 +2037,7 @@
 			buildSettings = {
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = NO;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = NO;
 				CLANG_WARN_STRICT_PROTOTYPES = NO;
 				CODE_SIGN_IDENTITY = "";
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "";
@@ -2065,6 +2070,7 @@
 			buildSettings = {
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = NO;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = NO;
 				CLANG_WARN_STRICT_PROTOTYPES = NO;
 				CODE_SIGN_IDENTITY = "";
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "";

FLEX.xcodeproj/xcshareddata/xcschemes/FLEX.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1110"
+   LastUpgradeVersion = "1200"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"