Merge pull request #2510 from dopcn/master

fix a typo in comment

UIKit+AFNetworking/UIRefreshControl+AFNetworking.h

@@ -42,7 +42,7 @@
 /**
  Binds the refreshing state to the state of the specified task.
  
- @param task The task. If `nil`, automatic updating from any previously specified operation will be diabled.
+ @param task The task. If `nil`, automatic updating from any previously specified operation will be disabled.
  */
 #if __IPHONE_OS_VERSION_MIN_REQUIRED >= 70000
 - (void)setRefreshingWithStateOfTask:(NSURLSessionTask *)task;