Add test for radio buttons only
added .settings to svn:ignore
Skip over empty text elements
Using default value in case there is an uncaught exception during initialisation.
Check if the new line is null and not only for empty string
commented another problem
Refactoring the containment of radiobuttons in groups. Fix for #101
Added template for TestCase JET
Do not extend HashMap
Added code for the last example (TestCase with equals and hashCode)