struts2-arianna-plugin BreadCrumbInterceptor bug

ObjectFactory::buildInterceptor LINE 241 throws ConfigurationException message=
Class [xyz.timedrain.arianna.plugin.BreadCrumbInterceptor] does not implement com.opensymphony.xwork2.interceptor.Interceptor cause=java.lang.ClassCastException: java.lang.Class cannot be cast to com.opensymphony.xwork2.interceptor.Interceptor interceptorConfig=com.opensymphony.xwork2.config.entities.InterceptorConfig@5c3824fd

BreadCrumbInterceptor needs to implement com.opensymphony.xwork2.interceptor.Interceptor