diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..46ed83d
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "003_swift_http_test/TestHttp/TestHttp/SwiftHTTP"]
+	path = 003_swift_http_test/TestHttp/TestHttp/SwiftHTTP
+	url = https://github.com/elizhang/SwiftHTTP.git
diff --git a/001_swift_counter/SwiftCounter/SwiftCounter/CounterViewController.swift b/001_swift_counter/SwiftCounter/SwiftCounter/CounterViewController.swift
index 8238acd..76fb79e 100644
--- a/001_swift_counter/SwiftCounter/SwiftCounter/CounterViewController.swift
+++ b/001_swift_counter/SwiftCounter/SwiftCounter/CounterViewController.swift
@@ -14,7 +14,7 @@ class CounterViewController: UIViewController {
     var timeLabel: UILabel? //显示剩余时间
     var startStopButton: UIButton? //开始/停止按钮
     var clearButton: UIButton? //复位按钮
-    var timeButtons: UIButton[]? //设置时间的按钮数组
+    var timeButtons: [UIButton]? //设置时间的按钮数组
     let timeButtonInfos = [("1分", 60), ("3分", 180), ("5分", 300), ("秒", 1)]
     
     var remainingSeconds: Int = 0 {
@@ -99,7 +99,7 @@ class CounterViewController: UIViewController {
     
     func setuptimeButtons() {
         
-        var buttons: UIButton[] = []
+        var buttons: [UIButton] = []
         for (index, (title, _)) in enumerate(timeButtonInfos) {
             
             let button: UIButton = UIButton()
diff --git a/003_swift_http_test/TestHttp/TestHttp.xcodeproj/project.pbxproj b/003_swift_http_test/TestHttp/TestHttp.xcodeproj/project.pbxproj
index 34ee6bc..d715e1b 100644
--- a/003_swift_http_test/TestHttp/TestHttp.xcodeproj/project.pbxproj
+++ b/003_swift_http_test/TestHttp/TestHttp.xcodeproj/project.pbxproj
@@ -17,7 +17,6 @@
 		3FF1ABB8195A4201008F9130 /* HTTPTask.swift in Sources */ = {isa = PBXBuildFile; fileRef = 3FF1ABB1195A4201008F9130 /* HTTPTask.swift */; };
 		3FF1ABB9195A4201008F9130 /* HTTPUpload.swift in Sources */ = {isa = PBXBuildFile; fileRef = 3FF1ABB2195A4201008F9130 /* HTTPUpload.swift */; };
 		3FF1ABBA195A4201008F9130 /* LICENSE in Resources */ = {isa = PBXBuildFile; fileRef = 3FF1ABB3195A4201008F9130 /* LICENSE */; };
-		3FF1ABBB195A4201008F9130 /* README.md in Sources */ = {isa = PBXBuildFile; fileRef = 3FF1ABB4195A4201008F9130 /* README.md */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -244,7 +243,6 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
-				3FF1ABBB195A4201008F9130 /* README.md in Sources */,
 				3FF1ABB8195A4201008F9130 /* HTTPTask.swift in Sources */,
 				3FF1ABB9195A4201008F9130 /* HTTPUpload.swift in Sources */,
 				3FF1AB96195A41D6008F9130 /* AppDelegate.swift in Sources */,
diff --git a/003_swift_http_test/TestHttp/TestHttp/AppDelegate.swift b/003_swift_http_test/TestHttp/TestHttp/AppDelegate.swift
index 2f0b3f0..c901620 100644
--- a/003_swift_http_test/TestHttp/TestHttp/AppDelegate.swift
+++ b/003_swift_http_test/TestHttp/TestHttp/AppDelegate.swift
@@ -24,26 +24,28 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         var word = "swift"
         var request = HTTPTask()
         var params: Dictionary<String, AnyObject> = ["w": word, "key": "30CBA9DDD34B16DB669A9B214C941F14", "type": "json"]
-        request.GET("http://dict-co.iciba.com/api/dictionary.php", parameters: params, success: {(response: AnyObject?) -> Void in
+        request.GET("http://dict-co.iciba.com/api/dictionary.php", parameters: params, success: {(response: HTTPResponse) -> Void in
             
-            //转换成JSON数据
-            let json = JSONValue(response!)
-            
-            //得到JSON中第一个解释
-            let meaning = json["symbols"][0]["parts"][0]["means"]
-            
-            dispatch_async(dispatch_get_main_queue(), {
+            if let responseObject: AnyObject = response.responseObject {
+                //转换成JSON数据
+                let json = JSONValue(responseObject)
                 
-                //注意，`SwiftHTTP`回调中如果要操作UI，必须先用gcd切换到主线程
-                let alert = UIAlertView()
-                alert.title = word
-                alert.message = meaning.description
-                alert.addButtonWithTitle("确定")
-                alert.show()
+                //得到JSON中第一个解释
+                let meaning = json["symbols"][0]["parts"][0]["means"]
                 
-            })
-            
-            println("\(json)")
+                dispatch_async(dispatch_get_main_queue(), {
+                    
+                    //注意，`SwiftHTTP`回调中如果要操作UI，必须先用gcd切换到主线程
+                    let alert = UIAlertView()
+                    alert.title = word
+                    alert.message = meaning.description
+                    alert.addButtonWithTitle("确定")
+                    alert.show()
+                    
+                    })
+                
+                println("\(json)")
+            }
             
             },failure: {(error: NSError) -> Void in
                 
diff --git a/003_swift_http_test/TestHttp/TestHttp/SwiftHTTP b/003_swift_http_test/TestHttp/TestHttp/SwiftHTTP
index f057044..819a77a 160000
--- a/003_swift_http_test/TestHttp/TestHttp/SwiftHTTP
+++ b/003_swift_http_test/TestHttp/TestHttp/SwiftHTTP
@@ -1 +1 @@
-Subproject commit f057044126069d25d59352f4153d767859ec8951
+Subproject commit 819a77a476f9e8d63c699e3e2771cbbb787703d6
diff --git a/003_swift_http_test/TestHttp/TestHttp/SwiftyJSON/SwiftyJSON.swift b/003_swift_http_test/TestHttp/TestHttp/SwiftyJSON/SwiftyJSON.swift
index 3afd205..6bfeb62 100644
--- a/003_swift_http_test/TestHttp/TestHttp/SwiftyJSON/SwiftyJSON.swift
+++ b/003_swift_http_test/TestHttp/TestHttp/SwiftyJSON/SwiftyJSON.swift
@@ -100,7 +100,7 @@ enum JSONValue: Printable {
         case let value as NSNull:
             self = .JNull
         case let value as NSArray:
-            var jsonValues = JSONValue[]()
+            var jsonValues = [JSONValue]()
             for possibleJsonValue : AnyObject in value {
                 let jsonValue = JSONValue(possibleJsonValue)
                 if  jsonValue {