Readme.md in parallel_tests-2.3.0 vs Readme.md in parallel_tests-2.3.1

@@ -66,10 +66,12 @@
 ### Run an arbitrary task in parallel
 ```Bash
 RAILS_ENV=test parallel_test -e "rake my:custom:task"
 # or
 rake parallel:rake[my:custom:task]
+# limited parallelism
+rake parallel:rake[my:custom:task,2]
 ```
 
 
 Running things once
 ===================
@@ -328,9 +330,10 @@
  - [Ed Slocomb](https://github.com/edslocomb)
  - [Cezary Baginski](https://github.com/e2)
  - [Marius Ioana](https://github.com/mariusioana)
  - [Lukas Oberhuber](https://github.com/lukaso)
  - [Ryan Zhang](https://github.com/ryanus)
+ - [Rhett Sutphin](https://github.com/rsutphin)
 
 
 [Michael Grosser](http://grosser.it)<br/>
 [e-mail]<br/>
 License: MIT