Updated Tests (markdown)
Conclusion added.
Clean up of page plus clarifications added.
Fixed display.
Added explanation for PHP unit tests.
Photos adapted for PHP unit tests
Edits made to unit test section
Unit test pictures for PHP added.
Further explanation for integration tests.
Result for PHP test added.
New subsection added to Tests page
Additional information about testing of web code added.
Unit test results added.
Added explanation for page.
Created Tests (markdown)