Create Functional/Javascript tests

Added Basic testing to check site integrity after the module was installed and when the block is placed in the content area. I didn't implement further testing because of time constraints, but this test will satisfy most organizations. Screenshot:

I'll leave it to "Needs review", just in case a novice user wants to score extra points !

I'll move it to "Fixed"

Automatically closed - issue fixed for 2 weeks with no activity.