swift 2.3 update

Author: wieweb

DOAlertController-DEMO/DOAlertController-DEMO.xcodeproj/project.pbxproj

@@ -188,9 +188,12 @@
 				TargetAttributes = {
 					05D1AFE71CB2A073002E5C24 = {
 						CreatedOnToolsVersion = 7.3;
+						LastSwiftMigration = 0800;
 					};
 					4F47CAAA1AE26BD100BF71E4 = {
 						CreatedOnToolsVersion = 6.2;
+						DevelopmentTeam = M8F9QH57A6;
+						LastSwiftMigration = 0800;
 					};
 				};
 			};
@@ -285,9 +288,11 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				CLANG_ANALYZER_NONNULL = YES;
+				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				CURRENT_PROJECT_VERSION = 1;
 				DEBUG_INFORMATION_FORMAT = dwarf;
 				DEFINES_MODULE = YES;
+				DEVELOPMENT_TEAM = "";
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
@@ -300,6 +305,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = co.devlog.DOAlertController;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
+				SWIFT_VERSION = 2.3;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -313,6 +319,7 @@
 				CURRENT_PROJECT_VERSION = 1;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEFINES_MODULE = YES;
+				DEVELOPMENT_TEAM = "";
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
@@ -324,6 +331,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = co.devlog.DOAlertController;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
+				SWIFT_VERSION = 2.3;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -411,11 +419,13 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				DEVELOPMENT_TEAM = M8F9QH57A6;
 				EMBEDDED_CONTENT_CONTAINS_SWIFT = YES;
 				INFOPLIST_FILE = "DOAlertController-DEMO/Info.plist";
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_NAME = "$(TARGET_NAME)";
+				SWIFT_VERSION = 2.3;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Debug;
@@ -424,11 +434,13 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				DEVELOPMENT_TEAM = M8F9QH57A6;
 				EMBEDDED_CONTENT_CONTAINS_SWIFT = YES;
 				INFOPLIST_FILE = "DOAlertController-DEMO/Info.plist";
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_NAME = "$(TARGET_NAME)";
+				SWIFT_VERSION = 2.3;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Release;

DOAlertController-DEMO/DOAlertController/DOAlertController.swift

@@ -92,7 +92,7 @@ public class DOAlertAnimation : NSObject, UIViewControllerAnimatedTransitioning
         } else {
             alertController.alertView.transform = CGAffineTransformMakeTranslation(0, alertController.alertView.frame.height)
         }
-        containerView!.addSubview(alertController.view)
+        containerView.addSubview(alertController.view)
 
         UIView.animateWithDuration(0.25,
             animations: {
@@ -654,7 +654,7 @@ public class DOAlertController : UIViewController, UITextFieldDelegate, UIViewCo
         let contextRef: CGContextRef = UIGraphicsGetCurrentContext()!
         CGContextSetFillColorWithColor(contextRef, color.CGColor)
         CGContextFillRect(contextRef, rect)
-        let img: UIImage = UIGraphicsGetImageFromCurrentImageContext()
+        let img: UIImage = UIGraphicsGetImageFromCurrentImageContext()!
         UIGraphicsEndImageContext()
         return img
     }

README.md

@@ -77,13 +77,17 @@ alertController.buttonBgColorHighlighted[.Default] = UIColor(red:64/255, green:2
 // Destructive style : [.Default] → [.Destructive]
 ```
 
-## Installation
-DOAlertController is available through [CocoaPods](http://cocoapods.org).
+## Version Compatibility
+
+Current Swift compatibility breakdown:
+
+| Swift Version | Framework Version |
+| ------------- | ----------------- |
+| 3.0	        | master          	|
+| 2.3	        | 1.3          		|
+
+[all releases](https://github.com/wieweb/DOAlertController/releases)
 
-To install add the following line to your Podfile:
-```
-pod 'DOAlertController'
-```
 ### Carthage
 
 Add the following line to your [Cartfile](https://github.com/Carthage/Carthage/blob/master/Documentation/Artifacts.md#cartfile).