preparing for 3.1.8 release

CHANGELOG.md

+## 3.1.8
+
+- [pr-1269](https://github.com/CosmicMind/Material/pull/1269): Fixed Xcode 11 crash, where layoutMargins are not available before iOS 13.
+- [pr-1270](https://github.com/CosmicMind/Material/pull/1270): Fixed missing argument in Swift Package Manager.
+
+
 ## 3.1.7
 ## 3.1.7
 
 
 * Fixed Grid issues, where the layout calculations were being deferred and causing inconsistencies in layouts.
 * Fixed Grid issues, where the layout calculations were being deferred and causing inconsistencies in layouts.

Material.podspec

 Pod::Spec.new do |s|
 Pod::Spec.new do |s|
 	s.name = 'Material'
 	s.name = 'Material'
-	s.version = '3.1.7'
+	s.version = '3.1.8'
 	s.swift_version = '5.0'
 	s.swift_version = '5.0'
 	s.license = 'BSD-3-Clause'
 	s.license = 'BSD-3-Clause'
 	s.summary = 'A UI/UX framework for creating beautiful applications.'
 	s.summary = 'A UI/UX framework for creating beautiful applications.'

Material.xcodeproj/project.pbxproj

@@ -1240,6 +1240,7 @@
 				INFOPLIST_FILE = Sources/Info.plist;
 				INFOPLIST_FILE = Sources/Info.plist;
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks @rpath/Frameworks";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks @rpath/Frameworks";
+				MARKETING_VERSION = 3.1.8;
 				PRODUCT_BUNDLE_IDENTIFIER = com.cosmicmind.Material;
 				PRODUCT_BUNDLE_IDENTIFIER = com.cosmicmind.Material;
 				PRODUCT_NAME = Material;
 				PRODUCT_NAME = Material;
 				PROVISIONING_PROFILE = "";
 				PROVISIONING_PROFILE = "";
@@ -1265,6 +1266,7 @@
 				INFOPLIST_FILE = Sources/Info.plist;
 				INFOPLIST_FILE = Sources/Info.plist;
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks @rpath/Frameworks";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks @rpath/Frameworks";
+				MARKETING_VERSION = 3.1.8;
 				PRODUCT_BUNDLE_IDENTIFIER = com.cosmicmind.Material;
 				PRODUCT_BUNDLE_IDENTIFIER = com.cosmicmind.Material;
 				PRODUCT_NAME = Material;
 				PRODUCT_NAME = Material;
 				PROVISIONING_PROFILE = "";
 				PROVISIONING_PROFILE = "";

Sources/Info.plist

@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
 	<key>CFBundleShortVersionString</key>
-	<string>3.1.7</string>
+	<string>$(MARKETING_VERSION)</string>
 	<key>CFBundleSignature</key>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<string>????</string>
 	<key>CFBundleVersion</key>
 	<key>CFBundleVersion</key>

Sources/iOS/Navigation/NavigationBar.swift

@@ -125,15 +125,13 @@ open class NavigationBar: UINavigationBar, Themeable {
     layoutShadowPath()
     layoutShadowPath()
     
     
     //iOS 11 added left/right layout margin in subviews of UINavigationBar
     //iOS 11 added left/right layout margin in subviews of UINavigationBar
-    //since we do not want to unsafely access private view directly
-    //iterate subviews to set `layoutMargin` to zero
+    //since we do not want to unsafely access private views directly, we
+    //iterate through the subviews to set `layoutMargins` to zero
     for v in subviews {
     for v in subviews {
       if #available(iOS 13.0, *) {
       if #available(iOS 13.0, *) {
         let margins = v.layoutMargins
         let margins = v.layoutMargins
-        var frame = v.frame
-        frame.origin.x = -margins.left
-        frame.size.width += (margins.left + margins.right)
-        v.frame = frame
+        v.frame.origin.x = -margins.left
+        v.frame.size.width += margins.left + margins.right
       } else {
       } else {
         v.layoutMargins = .zero
         v.layoutMargins = .zero
       }
       }