Set deployment target constraints for margins

 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0730"
+   LastUpgradeVersion = "0810"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

@@ -258,7 +258,7 @@
 		3AED05AE1AD59FD40053CC65 /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0730;
+				LastUpgradeCheck = 0810;
 				ORGANIZATIONNAME = "Jonas Budelmann";
 				TargetAttributes = {
 					3AED05B61AD59FD40053CC65 = {
@@ -353,8 +353,10 @@
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
@@ -402,8 +404,10 @@
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
@@ -433,6 +437,7 @@
 		3AED05CE1AD59FD40053CC65 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "";
 				DEFINES_MODULE = YES;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
@@ -450,6 +455,7 @@
 		3AED05CF1AD59FD40053CC65 /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "";
 				DEFINES_MODULE = YES;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;

 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0730"
+   LastUpgradeVersion = "0810"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0730"
+   LastUpgradeVersion = "0810"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

@@ -141,7 +141,7 @@
 
 #endif
 
-#if TARGET_OS_IPHONE || TARGET_OS_TV
+#if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000)
 
 - (MASConstraint *)leftMargin;
 - (MASConstraint *)rightMargin;

@@ -226,7 +226,7 @@
 
 #endif
 
-#if TARGET_OS_IPHONE || TARGET_OS_TV
+#if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000)
 
 - (MASConstraint *)leftMargin {
     return [self addConstraintWithLayoutAttribute:NSLayoutAttributeLeftMargin];

@@ -29,7 +29,7 @@ typedef NS_OPTIONS(NSInteger, MASAttribute) {
     
 #endif
     
-#if TARGET_OS_IPHONE || TARGET_OS_TV
+#if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000)
     
     MASAttributeLeftMargin = 1 << NSLayoutAttributeLeftMargin,
     MASAttributeRightMargin = 1 << NSLayoutAttributeRightMargin,
@@ -74,7 +74,7 @@ typedef NS_OPTIONS(NSInteger, MASAttribute) {
 
 #endif
 
-#if TARGET_OS_IPHONE || TARGET_OS_TV
+#if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000)
 
 @property (nonatomic, strong, readonly) MASConstraint *leftMargin;
 @property (nonatomic, strong, readonly) MASConstraint *rightMargin;

@@ -81,7 +81,7 @@
 #if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000) || (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101100)
                                           | MASAttributeFirstBaseline | MASAttributeLastBaseline
 #endif
-#if TARGET_OS_IPHONE || TARGET_OS_TV
+#if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000)
                                           | MASAttributeLeftMargin | MASAttributeRightMargin | MASAttributeTopMargin | MASAttributeBottomMargin
                                           | MASAttributeLeadingMargin | MASAttributeTrailingMargin | MASAttributeCenterXWithinMargins
                                           | MASAttributeCenterYWithinMargins
@@ -111,7 +111,7 @@
     
 #endif
     
-#if TARGET_OS_IPHONE || TARGET_OS_TV
+#if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000)
     
     if (attrs & MASAttributeLeftMargin) [attributes addObject:self.view.mas_leftMargin];
     if (attrs & MASAttributeRightMargin) [attributes addObject:self.view.mas_rightMargin];
@@ -205,7 +205,7 @@
 #endif
 
 
-#if TARGET_OS_IPHONE || TARGET_OS_TV
+#if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000)
 
 - (MASConstraint *)leftMargin {
     return [self addConstraintWithLayoutAttribute:NSLayoutAttributeLeftMargin];

@@ -49,7 +49,7 @@
             @(NSLayoutAttributeLastBaseline) : @"lastBaseline",
 #endif
             
-#if TARGET_OS_IPHONE || TARGET_OS_TV
+#if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000)
             @(NSLayoutAttributeLeftMargin)           : @"leftMargin",
             @(NSLayoutAttributeRightMargin)          : @"rightMargin",
             @(NSLayoutAttributeTopMargin)            : @"topMargin",

@@ -39,7 +39,7 @@
 
 #endif
 
-#if TARGET_OS_IPHONE || TARGET_OS_TV
+#if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000)
 
 @property (nonatomic, strong, readonly) MASViewAttribute *mas_leftMargin;
 @property (nonatomic, strong, readonly) MASViewAttribute *mas_rightMargin;

@@ -98,7 +98,7 @@
 
 #endif
 
-#if TARGET_OS_IPHONE || TARGET_OS_TV
+#if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000)
 
 - (MASViewAttribute *)mas_leftMargin {
     return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeLeftMargin];

@@ -36,7 +36,7 @@
 
 #endif
 
-#if TARGET_OS_IPHONE || TARGET_OS_TV
+#if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000)
 
 @property (nonatomic, strong, readonly) MASViewAttribute *leftMargin;
 @property (nonatomic, strong, readonly) MASViewAttribute *rightMargin;
@@ -81,7 +81,7 @@ MAS_ATTR_FORWARD(lastBaseline);
 
 #endif
 
-#if TARGET_OS_IPHONE || TARGET_OS_TV
+#if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000)
 
 MAS_ATTR_FORWARD(leftMargin);
 MAS_ATTR_FORWARD(rightMargin);

 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0730"
+   LastUpgradeVersion = "0810"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"