'MainSetting.groovy' is no longer needed.

	deleted:    grails-app/domain/grails/apps/core/setting/MainSetting.groovy
'MainSetting' domain was committed.

	new file:   grails-app/domain/grails/app/core/setting/MainSetting.groovy
'MainSettingService' was committed.

	new file:   grails-app/services/grails/app/core/setting/MainSettingService.groovy