Merge pull request #123 from PSPDFKit/release-1.20.0

Release 1.20.0

Author: radazzouz

README.md

@@ -9,6 +9,7 @@ This wrapper requires a valid license of PSPDFKit. Licenses are per platform. Yo
 * [React Native UI Component for Android](https://pspdfkit.com/blog/2018/react-native-ui-component-for-android/) ([See Android](https://github.com/PSPDFKit/react-native#android))
 * [PSPDFKit for Windows UWP with React 
 Native](https://pspdfkit.com/blog/2018/introducing-pspdfkit-windows/#react-native-for-windows-support) ([See Windows UWP](https://github.com/PSPDFKit/react-native#windows-uwp))
+* [How to Extend React Native API](https://pspdfkit.com/blog/2018/how-to-extend-react-native-api/)
 
 #### PSPDFKit
 

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "react-native-pspdfkit",
-  "version": "1.13.0",
+  "version": "1.20.0",
   "description": "A React Native module for the PSPDFKit library.",
   "keywords": [
     "react native",