Put screenshots on the same line.

Author: initialxy

README.md

@@ -54,11 +54,9 @@ This plugin launches an in-app web view on top the existing [CordovaWebView](htt
     });
 
 ![iOS Sample](doc/images/ios_sample_01.png)
-
 ![iOS Menu Sample](doc/images/ios_menu_sample_01.png)
 
 ![Android Sample](doc/images/android_sample_01.png)
-
 ![Android Menu Sample](doc/images/android_menu_sample_01.png)
 
 Installation