Merge pull request #1200 from Jaben/patch-1

Minor readme typo. "commmon" -> "common"

README.md

@@ -35,7 +35,7 @@ Please visit https://sixlabors.com/pricing for details.
 ## Documentation
 
 - [Detailed documentation](https://sixlabors.github.io/docs/) for the ImageSharp API is available. This includes additional conceptual documentation to help you get started.
-- Our [Samples Repository](https://github.com/SixLabors/Samples/tree/master/ImageSharp) is also available containing buildable code samples demonstrating commmon activities.
+- Our [Samples Repository](https://github.com/SixLabors/Samples/tree/master/ImageSharp) is also available containing buildable code samples demonstrating common activities.
 
 ## Questions
 
@@ -95,4 +95,4 @@ Please... Spread the word, contribute algorithms, submit performance improvement
 - [Dirk Lemstra](https://github.com/dlemstra)
 - [Anton Firsov](https://github.com/antonfirsov)
 - [Scott Williams](https://github.com/tocsoft)
-- [Brian Popow](https://github.com/brianpopow)
+- [Brian Popow](https://github.com/brianpopow)