Build update

build/css/index.css

@@ -1,6 +1,6 @@
 /*!
  * 
- *   simple-keyboard v3.8.44
+ *   simple-keyboard v3.8.45
  *   https://github.com/hodgef/simple-keyboard
  *
  *   Copyright (c) Francisco Hodge (https://github.com/hodgef) and project contributors.

build/services/Utilities.d.ts

@@ -197,5 +197,9 @@ declare class Utilities {
      * Reusable empty function
      */
     static noop: () => void;
+    /**
+     * Check if a function is a constructor
+     */
+    isConstructor(f: any): boolean;
 }
 export default Utilities;