Update README.md

Author: Pierry

README.md

@@ -6,14 +6,15 @@ SimpleToast
 
 Notifications for Android (like a Toast) 
 
-Current version: v1.4
+Current version: v1.6
 
 Example
 ===========
 ![alt tag](https://raw.githubusercontent.com/Pierry/SimpleToast/master/screentshots/cancel.png)
 ![alt tag](https://raw.githubusercontent.com/Pierry/SimpleToast/master/screentshots/ok.png)
 ![alt tag](https://raw.githubusercontent.com/Pierry/SimpleToast/master/screentshots/info.png)
 ![alt tag](https://raw.githubusercontent.com/Pierry/SimpleToast/master/screentshots/muted.png)
+![alt tag](https://raw.githubusercontent.com/Pierry/SimpleToast/master/screentshots/warning.png)
 
 
 Gradle
@@ -42,13 +43,15 @@ Create a SimpleToast for any CharSequence with default icon:
     SimpleToast.error(Context, CharSequence);
     SimpleToast.info(Context, CharSequence);
     SimpleToast.muted(Context, CharSequence);
+    SimpleToast.warning(Context, CharSequence);
 
 Using [Font Awesome](http://fortawesome.github.io/Font-Awesome/icons/):
 
     SimpleToast.ok(Context, CharSequence, "{fa-home}");
     SimpleToast.error(Context, CharSequence, "{fa-user}");
     SimpleToast.info(Context, CharSequence, "{fa-check-square}");
     SimpleToast.muted(Context, CharSequence, "{fa-github}");
+    SimpleToast.warning(Context, CharSequence, "{fa-exclamation-circle}");
 
 Use this link for icons:
 http://fortawesome.github.io/Font-Awesome/icons/