Fixed MaterialTooltip default delay shouldn't be 0 #728

Author: kevzlou7979

gwt-material/src/main/java/gwt/material/design/client/js/JsTooltipOptions.java

@@ -33,12 +33,11 @@ private JsTooltipOptions() {}
     @JsOverlay
     public static final JsTooltipOptions create() {
         JsTooltipOptions options = new JsTooltipOptions();
-        options.delay = 0;
+        options.delay = 350;
         options.position = Position.BOTTOM.getCssName();
         return options;
     }
 
-
     @JsProperty
     public String tooltip;