adding lecture material

lectureCodeExamples/Week3/JavaScript5Code/ArrayReduce.html

...eExamples/Week3/JavaScript5Code/FormValidation/README.txt

...s/Week3/JavaScript5Code/FormValidation/formValidation.css

.../Week3/JavaScript5Code/FormValidation/formValidation.html

...es/Week3/JavaScript5Code/FormValidation/formValidation.js

...eek3/JavaScript5Code/FormValidation/paymentValidation.php

lectureCodeExamples/Week3/JavaScript5Code/IIfe.html

lectureCodeExamples/Week3/JavaScript5Code/Map.html

lectureCodeExamples/Week3/JavaScript5Code/Set.html

lectureCodeExamples/Week3/JavaScript5Code/WeakMap.html

...deExamples/Week3/JavaScript6Code/ConstructorFunction.html

...odeExamples/Week3/JavaScript6Code/ConstructorPattern.html

...ureCodeExamples/Week3/JavaScript6Code/DefaultPattern.html

...CodeExamples/Week3/JavaScript6Code/FuncApplyCallBind.html

lectureCodeExamples/Week3/JavaScript6Code/FuncArguments.html

lectureCodeExamples/Week3/JavaScript6Code/FuncLength.html

lectureCodeExamples/Week3/JavaScript6Code/FuncThis.html

lectureCodeExamples/Week3/JavaScript6Code/Inheritance.html

lectureCodeExamples/Week3/JavaScript6Code/IsPrototypeOf.html

...reCodeExamples/Week3/JavaScript6Code/ObjectCreation1.html