Merge pull request #504 from roschaefer/patch-2

Typo

README.md

@@ -36,7 +36,7 @@ gem install aruba
 
 Our most current documentation to get started with `aruba` as a user can be found on [![See our documentation on Cucumber Pro](https://github.com/cucumber-ltd/brand/raw/master/images/png/notm/cucumber-pro-black/cucumber-pro-black-32.png)](https://app.cucumber.pro/projects/aruba). It is generated from our feature files describing the use of `aruba`.
 
-### As a user getting started with a some ruby testing framework
+### As a user getting started with a ruby testing framework
 
 * **Cucumber**: