Add autoDismiss method to Builder

library/src/main/java/com/afollestad/materialdialogs/AlertDialogWrapper.java

@@ -35,6 +35,11 @@ public class AlertDialogWrapper {
             builder = new MaterialDialog.Builder(context);
         }
 
+        public Builder autoDismiss(boolean dismiss) {
+            builder.autoDismiss(dismiss);
+            return this;
+        }
+        
         public Builder setMessage(@StringRes int messageId) {
             builder.content(messageId);
             return this;
@@ -335,4 +340,4 @@ public class AlertDialogWrapper {
             return this;
         }
     }
-}
+}