Rename SDWebImageAvoidAutoImageFill option to SDWebImageAvoidAutoSetImage

@@ -88,7 +88,7 @@ typedef NS_OPTIONS(NSUInteger, SDWebImageOptions) {
      * have the hand before setting the image (apply a filter or add it with cross-fade animation for instance)
      * Use this flag if you want to manually set the image in the completion when success
      */
-    SDWebImageAvoidAutoImageFill = 1 << 11
+    SDWebImageAvoidAutoSetImage = 1 << 11
 };
 
 typedef void(^SDWebImageCompletionBlock)(UIImage *image, NSError *error, SDImageCacheType cacheType, NSURL *imageURL);

@@ -54,7 +54,7 @@ static char imageURLKey;
             if (!wself) return;
             dispatch_main_sync_safe(^{
                 if (!wself) return;
-                if (image && (options & SDWebImageAvoidAutoImageFill) && completedBlock)
+                if (image && (options & SDWebImageAvoidAutoSetImage) && completedBlock)
                 {
                     completedBlock(image, error, cacheType, url);
                     return;