Changed return type of toArray to Element[]

Also changed the return type for `get(void)` and added a JSDoc `@alias` annotation.

jquery/jquery.d.ts

@@ -2780,8 +2780,9 @@ interface JQuery {
 
     /**
      * Retrieve all the elements contained in the jQuery set, as an array.
+     * @name toArray
      */
-    toArray(): any[];
+    toArray(): Element[];
 
     /**
      * Remove the parents of the set of matched elements from the DOM, leaving the matched elements in their place.
@@ -2837,8 +2838,9 @@ interface JQuery {
     get(index: number): HTMLElement;
     /**
      * Retrieve the elements matched by the jQuery object.
+     * @alias toArray
      */
-    get(): any[];
+    get(): Element[];
 
     /**
      * Search for a given element from among the matched elements.