unit_testing_run created

This is a snippet to quickly create some unit testing run code like
this:

$this->unit->run(
	$result = is_object($result),
	$expected = TRUE,
	'is_object($result)',
	$result.' == '. $expected
);

The  3rd and 4th parameter are optional.
Merge pull request #42 from MetalMatze/master

Created a snippet to quickly create unit tests