chore(): update version angular 13 and other improvements

Author: Tony133

.gitignore

@@ -40,7 +40,7 @@ dist/*
 npm-debug.log
 testem.log
 /typings
-
+.angular
 # e2e
 /e2e/*.js
 /e2e/*.map

LICENSE

@@ -1,6 +1,6 @@
 (The MIT License)
 
-Copyright (c) 2017 Kamil Myśliwiec <http://kamilmysliwiec.com>
+Copyright (c) 2017-2021 Kamil Myśliwiec <http://kamilmysliwiec.com>
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the