fixes formatting

Author: jaysoo

README.md

@@ -87,7 +87,7 @@ The `ParallaxScrollView` component adds a few additional properties, as describe
 ### 0.19.0
 
 - Fixes compatibility with React Native 0.27.2
-- Adds `contentContainerStyle` prop to style scroll container (thanks [@alaycock](https://github.com/alaycock)
+- Adds `contentContainerStyle` prop to style scroll container (thanks [@alaycock](https://github.com/alaycock))
 
 ### 0.18.1