Fixed misspelling in the README

Github: close #88
diff --git a/README.md b/README.md
index 71930da..ebdf237 100644
--- a/README.md
+++ b/README.md
@@ -96,7 +96,7 @@
 
 #### config.xml
 
--  __AutoHideSplashScreen__ (boolean, default to `true`). Indicates wherether hide splash screen automatically or not. Splash screen hidden after amount of time specified in the `SplashScreenDelay` preference.
+-  __AutoHideSplashScreen__ (boolean, default to `true`). Indicates whether to hide splash screen automatically or not. Splash screen hidden after amount of time specified in the `SplashScreenDelay` preference.
 
 ```xml
     <preference name="AutoHideSplashScreen" value="true" />