Add to documentation other way of using jQuery with Karma

[RoboBurned]

Please add to the Readme page the following way of using jquery with karma:
No need to install additional plugins and configure frameworks.

Just add to the karma.config

files: [
  "third_party/jquery-3.4.1/jquery.js", // path to jquery
],

If you also need other libraries like jquery-validation then add them after jquery.

files: [
  "third_party/jquery-3.4.1/jquery.js",
  "third_party/jquery-validation-1.19.1/jquery.validate.js"
],