Updated documentation

docs/readme.md

@@ -32,22 +32,14 @@ fnl --remove file.txt
 
 ### Multiple files
 
-Show status:
+You can supply a list of files using `find` or `rg`:
 
 ```shell
-find . -type f -name "*.txt" | xargs fnl
+find . -type f | xargs fnl
 ```
 
-Add final newlines:
-
 ```shell
-find . -type f -name "*.txt" | xargs fnl --add
-```
-
-Remove final newlines:
-
-```shell
-find . -type f -name "*.txt" | xargs fnl --remove
+rg --files | xargs fnl
 ```
 
 ## License