Updated function definitions to include optional key path with defaul…

…t value of nil

AlamofireObjectMapper/AlamofireObjectMapper.swift

@@ -64,17 +64,6 @@ extension Request {
         }
     }
 
-    /**
-     Adds a handler to be called once the request has finished.
-
-    - parameter completionHandler: A closure to be executed once the request has finished and the data has been mapped by ObjectMapper.
-
-    - returns: The request.
-     */
-    public func responseObject<T: Mappable>(completionHandler: Response<T, NSError> -> Void) -> Self {
-        return responseObject(nil, keyPath: nil, completionHandler: completionHandler)
-    }
-
     /**
      Adds a handler to be called once the request has finished.
 
@@ -83,7 +72,7 @@ extension Request {
 
      - returns: The request.
      */
-    public func responseObject<T: Mappable>(keyPath: String, completionHandler: Response<T, NSError> -> Void) -> Self {
+    public func responseObject<T: Mappable>(keyPath: String? = nil, completionHandler: Response<T, NSError> -> Void) -> Self {
         return responseObject(nil, keyPath: keyPath, completionHandler: completionHandler)
     }
 
@@ -143,17 +132,6 @@ extension Request {
             return .Failure(error)
         }
     }
-
-    /**
-     Adds a handler to be called once the request has finished.
-
-     - parameter completionHandler: A closure to be executed once the request has finished and the data has been mapped by ObjectMapper.
-
-     - returns: The request.
-    */
-    public func responseArray<T: Mappable>(completionHandler: Response<[T], NSError> -> Void) -> Self {
-        return responseArray(nil, keyPath: nil, completionHandler: completionHandler)
-    }
 
     /**
      Adds a handler to be called once the request has finished.
@@ -163,7 +141,7 @@ extension Request {
 
      - returns: The request.
     */
-    public func responseArray<T: Mappable>(keyPath: String, completionHandler: Response<[T], NSError> -> Void) -> Self {
+    public func responseArray<T: Mappable>(keyPath: String? = nil, completionHandler: Response<[T], NSError> -> Void) -> Self {
         return responseArray(nil, keyPath: keyPath, completionHandler: completionHandler)
     }