Added toggle for enabling/disabling auto scrolling (scrollInto functionality)

store/postwoman.js

@@ -1,6 +1,12 @@
 import Vue from "vue";
 
 export const SETTINGS_KEYS = [
+  /**
+   * Whether or not to enable scrolling to a specified element, when certain
+   * actions are triggered.
+   */
+  "SCROLL_INTO_ENABLED",
+
   /**
    * The CSS class that should be applied to the root element.
    * Essentially, the name of the background theme.