Removing duplicate setAsyncSupported(true) on Spring Security filter. Adding setAsyncSupported(true) to metricsFilter, otherwise DeferredResult cannot be used
Merge pull request #90 from jbarrez/master

Removing duplicate setAsyncSupported(true) on Spring Security filter. Adding setAsyncSupported(true) to metricsFilter, otherwise DeferredResult cannot be used as return type in Resource.