From mailing list:
Going to http://localhost:8080/apidoc/explorer/

gives me:

java.lang.NullPointerException
at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:191)
at org.opendaylight.controller.filtervalve.cors.model.UrlMatcher.findMatchingFilters(UrlMatcher.java:69)
at org.opendaylight.controller.filtervalve.cors.jaxb.Context.findMatchingFilters(Context.java:74)
at org.opendaylight.controller.filtervalve.cors.model.FilterProcessor.process(FilterProcessor.java:47)
at org.opendaylight.controller.filtervalve.cors.FilterValve.invoke(FilterValve.java:56)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:929)
at org.apache.catalina.authenticator.SingleSignOn.invoke(SingleSignOn.java:309)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1002)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:585)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)