Implement doc review comments
@@ -50,7 +50,7 @@ commands and global options that apply to every command.
Tornado commands:
- __apm-tracing enable|disable__ : Enable or disable the APM priority logger output.
- When use with `enable`, it:
+ When used with `enable`, it:
- enables the APM logger
- disables the stdout logger output
- sets logger level to `info,tornado=debug`
