issue 525: attach tutorialspoint link to iterator pattern

docs: add grzesiekkedzior as a contributor

Update Pull Requests CI trigger behaviour

docs: add eimanip as a contributor

docs: add manannikov as a contributor

#1284 Implement Version Number pattern

Refactor the command pattern to use lambda functions

#1510 Improvements done in Circuit Breaker

docs: add akashchandwani as a contributor

docs: add dsibilio as a contributor

Add missing word to README.md

docs: add Ascenio as a contributor

issue 1500 - using JUnit 5 and resolved a build issue

We can leverage the lambda expressins of Java 8 onwards
to implement command design pattern instead of traditional
non functional way