Explanation for Event Driven Architecture

[iluwatar]

In this issue, let's add a proper explanation for the pattern.

Acceptance criteria

• The pattern's README.md has been amended with an explanation
• The explanation consists of
  • Real world example
  • In plain words
  • Wikipedia says
  • Programmatic example

[JabezBrew]

I'll take this @iluwatar

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. The issue will be unassigned if no further activity occurs. Thank you for your contributions.

[JabezBrew]

@iluwatar Need a little bit of clarification. Am I adding the definition (with all the listed components) to the current readme? if so, the current readme already has a real world examples section. so?

[iluwatar]

That's handled already then, so what's left is just filling out the rest of the sections