Unit test cases (placeholders) were added to the project.

	new file:   test/unit/rapideca/plugins/emd/setting/EmdSettingServiceSpec.groovy
	new file:   test/unit/rapideca/plugins/emd/setting/category/CategorySettingServiceSpec.groovy
       new file:   test/unit/rapideca/plugins/emd/setting/priority/PrioritySettingServiceSpec.groovy
	new file:   test/unit/rapideca/plugins/emd/setting/severity/SeveritySettingServiceSpec.groovy
	new file:   test/unit/rapideca/plugins/emd/setting/state/StateSettingServiceSpec.groovy