Merge remote-tracking branch 'origin/master'

Author: hoc081098

README.md

@@ -2,6 +2,10 @@
 
 Using `rxdart`'s `flatMap` with `maxConcurrent` to limit the number of concurrent requests.
 
+## Author: [Petrus Nguyễn Thái Học](https://github.com/hoc081098)
+
+[![Hits](https://hits.seeyoufarm.com/api/count/incr/badge.svg?url=https%3A%2F%2Fgithub.com%2Fhoc081098%2Frxdart_flatmap_max_concurrent&count_bg=%2379C83D&title_bg=%23555555&icon=&icon_color=%23E7E7E7&title=hits&edge_flat=false)](https://hits.seeyoufarm.com)
+
 ```dart
 Stream<void> sendRequest(_Entry entry) {
   print('SimpleClient: --> ${entry.request.url}');
@@ -17,4 +21,4 @@ Stream<void> sendRequest(_Entry entry) {
 requestController.stream
     .flatMap(sendRequest, maxConcurrent: maxConcurrent)
     .listen(null);
-```
+```